Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r254-tall-174931339400195.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 CopsAndRobbers-PT-CRL025X003, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r254-tall-174931339400195
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 624K
-rw-r--r-- 1 mcc users 9.0K Jun 6 08:57 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K Jun 6 08:57 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.7K Jun 6 08:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K Jun 6 08:55 CTLFireability.xml
-rw-r--r-- 1 mcc users 5.0K Jun 6 13:16 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Jun 6 13:16 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.2K Jun 6 13:16 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Jun 6 13:16 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 5 20:08 NewModel
-rw-r--r-- 1 mcc users 16K Jun 6 08:58 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 128K Jun 6 08:58 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 15K Jun 6 08:58 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 92K Jun 6 08:58 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Jun 6 13:16 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Jun 6 13:16 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jun 5 20:08 equiv_col
-rw-r--r-- 1 mcc users 11 Jun 5 20:08 instance
-rw-r--r-- 1 mcc users 6 Jun 5 20:08 iscolored
-rw-r--r-- 1 mcc users 137K Jun 5 20:08 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 CopsAndRobbers-PT-CRL025X003-LTLCardinality-00
FORMULA_NAME CopsAndRobbers-PT-CRL025X003-LTLCardinality-01
FORMULA_NAME CopsAndRobbers-PT-CRL025X003-LTLCardinality-02
FORMULA_NAME CopsAndRobbers-PT-CRL025X003-LTLCardinality-03
FORMULA_NAME CopsAndRobbers-PT-CRL025X003-LTLCardinality-04
FORMULA_NAME CopsAndRobbers-PT-CRL025X003-LTLCardinality-05
FORMULA_NAME CopsAndRobbers-PT-CRL025X003-LTLCardinality-06
FORMULA_NAME CopsAndRobbers-PT-CRL025X003-LTLCardinality-07
FORMULA_NAME CopsAndRobbers-PT-CRL025X003-LTLCardinality-08
FORMULA_NAME CopsAndRobbers-PT-CRL025X003-LTLCardinality-09
FORMULA_NAME CopsAndRobbers-PT-CRL025X003-LTLCardinality-10
FORMULA_NAME CopsAndRobbers-PT-CRL025X003-LTLCardinality-11
FORMULA_NAME CopsAndRobbers-PT-CRL025X003-LTLCardinality-12
FORMULA_NAME CopsAndRobbers-PT-CRL025X003-LTLCardinality-13
FORMULA_NAME CopsAndRobbers-PT-CRL025X003-LTLCardinality-14
FORMULA_NAME CopsAndRobbers-PT-CRL025X003-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1749339484937

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CopsAndRobbers-PT-CRL025X003
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-06-07 23:38:06] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-07 23:38:06] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-07 23:38:06] [INFO ] Load time of PNML (sax parser for PT used): 67 ms
[2025-06-07 23:38:06] [INFO ] Transformed 135 places.
[2025-06-07 23:38:06] [INFO ] Transformed 179 transitions.
[2025-06-07 23:38:06] [INFO ] Parsed PT model containing 135 places and 179 transitions and 834 arcs in 167 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
FORMULA CopsAndRobbers-PT-CRL025X003-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CopsAndRobbers-PT-CRL025X003-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CopsAndRobbers-PT-CRL025X003-LTLCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CopsAndRobbers-PT-CRL025X003-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CopsAndRobbers-PT-CRL025X003-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 40 out of 135 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 135/135 places, 179/179 transitions.
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 0 with 19 rules applied. Total rules applied 19 place count 116 transition count 179
Applied a total of 19 rules in 17 ms. Remains 116 /135 variables (removed 19) and now considering 179/179 (removed 0) transitions.
Running 129 sub problems to find dead transitions.
// Phase 1: matrix 179 rows 116 cols
[2025-06-07 23:38:06] [INFO ] Computed 28 invariants in 8 ms
[2025-06-07 23:38:06] [INFO ] State equation strengthened by 50 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/110 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 179/289 variables, 110/138 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/289 variables, 50/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 8 (OVERLAPS) 6/295 variables, 6/194 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 295/295 variables, and 194 constraints, problems are : Problem set: 0 solved, 129 unsolved in 20059 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 116/116 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 129/129 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 129 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/110 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 179/289 variables, 110/138 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/289 variables, 50/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 105/293 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 289/295 variables, and 293 constraints, problems are : Problem set: 0 solved, 129 unsolved in 20022 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 110/116 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 105/129 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40220ms problems are : Problem set: 0 solved, 129 unsolved
Search for dead transitions found 0 dead transitions in 40234ms
[2025-06-07 23:38:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 23:38:46] [INFO ] Implicit Places using invariants in 130 ms returned []
[2025-06-07 23:38:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 23:38:46] [INFO ] State equation strengthened by 50 read => feed constraints.
[2025-06-07 23:38:47] [INFO ] Implicit Places using invariants and state equation in 894 ms returned []
Implicit Place search using SMT with State Equation took 1031 ms to find 0 implicit places.
Running 129 sub problems to find dead transitions.
[2025-06-07 23:38:47] [INFO ] Invariant cache hit.
[2025-06-07 23:38:47] [INFO ] State equation strengthened by 50 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/110 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 179/289 variables, 110/138 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/289 variables, 50/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 8 (OVERLAPS) 6/295 variables, 6/194 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/295 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 295/295 variables, and 194 constraints, problems are : Problem set: 0 solved, 129 unsolved in 30011 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 116/116 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 129/129 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 129 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/110 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 179/289 variables, 110/138 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/289 variables, 50/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 105/293 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 289/295 variables, and 293 constraints, problems are : Problem set: 0 solved, 129 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 110/116 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 105/129 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60071ms problems are : Problem set: 0 solved, 129 unsolved
Search for dead transitions found 0 dead transitions in 60072ms
Starting structural reductions in LTL mode, iteration 1 : 116/135 places, 179/179 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 101406 ms. Remains : 116/135 places, 179/179 transitions.
Support contains 40 out of 116 places after structural reductions.
[2025-06-07 23:39:48] [INFO ] Flatten gal took : 39 ms
[2025-06-07 23:39:48] [INFO ] Flatten gal took : 26 ms
[2025-06-07 23:39:48] [INFO ] Input system was already deterministic with 179 transitions.
RANDOM walk for 40005 steps (8 resets) in 1434 ms. (27 steps per ms) remains 14/32 properties
BEST_FIRST walk for 40003 steps (9 resets) in 782 ms. (51 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40000 steps (8 resets) in 334 ms. (119 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40001 steps (10 resets) in 196 ms. (203 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40002 steps (8 resets) in 258 ms. (154 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40002 steps (8 resets) in 143 ms. (277 steps per ms) remains 13/14 properties
BEST_FIRST walk for 40004 steps (9 resets) in 173 ms. (229 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40001 steps (8 resets) in 201 ms. (198 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (8 resets) in 180 ms. (221 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40001 steps (9 resets) in 315 ms. (126 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (10 resets) in 181 ms. (219 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40001 steps (8 resets) in 294 ms. (135 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40001 steps (8 resets) in 166 ms. (239 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40001 steps (9 resets) in 204 ms. (195 steps per ms) remains 13/13 properties
[2025-06-07 23:39:49] [INFO ] Invariant cache hit.
[2025-06-07 23:39:49] [INFO ] State equation strengthened by 50 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem AtomicPropp13 is UNSAT
Problem AtomicPropp24 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 2/2 constraints. Problems are: Problem set: 2 solved, 11 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/2 constraints. Problems are: Problem set: 2 solved, 11 unsolved
Problem AtomicPropp12 is UNSAT
Problem AtomicPropp17 is UNSAT
Problem AtomicPropp25 is UNSAT
Problem AtomicPropp27 is UNSAT
Problem AtomicPropp28 is UNSAT
Problem AtomicPropp29 is UNSAT
Problem AtomicPropp31 is UNSAT
At refinement iteration 2 (OVERLAPS) 24/42 variables, 10/12 constraints. Problems are: Problem set: 9 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/42 variables, 0/12 constraints. Problems are: Problem set: 9 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 14/56 variables, 14/26 constraints. Problems are: Problem set: 9 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/56 variables, 0/26 constraints. Problems are: Problem set: 9 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 7/63 variables, 1/27 constraints. Problems are: Problem set: 9 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/63 variables, 0/27 constraints. Problems are: Problem set: 9 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 2/65 variables, 1/28 constraints. Problems are: Problem set: 9 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/65 variables, 0/28 constraints. Problems are: Problem set: 9 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 139/204 variables, 65/93 constraints. Problems are: Problem set: 9 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/204 variables, 10/103 constraints. Problems are: Problem set: 9 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/204 variables, 0/103 constraints. Problems are: Problem set: 9 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 90/294 variables, 50/153 constraints. Problems are: Problem set: 9 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/294 variables, 40/193 constraints. Problems are: Problem set: 9 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/294 variables, 0/193 constraints. Problems are: Problem set: 9 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 1/295 variables, 1/194 constraints. Problems are: Problem set: 9 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/295 variables, 0/194 constraints. Problems are: Problem set: 9 solved, 4 unsolved
At refinement iteration 18 (OVERLAPS) 0/295 variables, 0/194 constraints. Problems are: Problem set: 9 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 295/295 variables, and 194 constraints, problems are : Problem set: 9 solved, 4 unsolved in 928 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 116/116 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 9 solved, 4 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 9 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 26/34 variables, 4/4 constraints. Problems are: Problem set: 9 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/34 variables, 0/4 constraints. Problems are: Problem set: 9 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 22/56 variables, 22/26 constraints. Problems are: Problem set: 9 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/56 variables, 0/26 constraints. Problems are: Problem set: 9 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 7/63 variables, 1/27 constraints. Problems are: Problem set: 9 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/63 variables, 0/27 constraints. Problems are: Problem set: 9 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 2/65 variables, 1/28 constraints. Problems are: Problem set: 9 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/65 variables, 0/28 constraints. Problems are: Problem set: 9 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 139/204 variables, 65/93 constraints. Problems are: Problem set: 9 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/204 variables, 10/103 constraints. Problems are: Problem set: 9 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/204 variables, 4/107 constraints. Problems are: Problem set: 9 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/204 variables, 0/107 constraints. Problems are: Problem set: 9 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 90/294 variables, 50/157 constraints. Problems are: Problem set: 9 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/294 variables, 40/197 constraints. Problems are: Problem set: 9 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/294 variables, 0/197 constraints. Problems are: Problem set: 9 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 1/295 variables, 1/198 constraints. Problems are: Problem set: 9 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/295 variables, 0/198 constraints. Problems are: Problem set: 9 solved, 4 unsolved
At refinement iteration 18 (OVERLAPS) 0/295 variables, 0/198 constraints. Problems are: Problem set: 9 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 295/295 variables, and 198 constraints, problems are : Problem set: 9 solved, 4 unsolved in 891 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 116/116 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 4/13 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1827ms problems are : Problem set: 9 solved, 4 unsolved
Parikh walk visited 0 properties in 1124 ms.
Support contains 8 out of 116 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 116/116 places, 179/179 transitions.
Graph (complete) has 553 edges and 116 vertex of which 115 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 1 place count 115 transition count 178
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 114 transition count 178
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 5 place count 113 transition count 177
Applied a total of 5 rules in 22 ms. Remains 113 /116 variables (removed 3) and now considering 177/179 (removed 2) transitions.
Running 127 sub problems to find dead transitions.
// Phase 1: matrix 177 rows 113 cols
[2025-06-07 23:39:52] [INFO ] Computed 28 invariants in 4 ms
[2025-06-07 23:39:52] [INFO ] State equation strengthened by 50 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/106 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/106 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/106 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 3 (OVERLAPS) 2/108 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/108 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 5 (OVERLAPS) 177/285 variables, 108/136 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/285 variables, 50/186 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/285 variables, 0/186 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 8 (OVERLAPS) 5/290 variables, 5/191 constraints. Problems are: Problem set: 0 solved, 127 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 23:40:09] [INFO ] Deduced a trap along path composed of 5 places in 81 ms of which 11 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/290 variables, 1/192 constraints. Problems are: Problem set: 0 solved, 127 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 290/290 variables, and 192 constraints, problems are : Problem set: 0 solved, 127 unsolved in 20016 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 113/113 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 127/127 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 127 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/106 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/106 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/106 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 3 (OVERLAPS) 2/108 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/108 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 5 (OVERLAPS) 177/285 variables, 108/136 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/285 variables, 50/186 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/285 variables, 107/293 constraints. Problems are: Problem set: 0 solved, 127 unsolved
SMT process timed out in 40152ms, After SMT, problems are : Problem set: 0 solved, 127 unsolved
Search for dead transitions found 0 dead transitions in 40153ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40176 ms. Remains : 113/116 places, 177/179 transitions.
RANDOM walk for 40007 steps (8 resets) in 283 ms. (140 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (9 resets) in 100 ms. (396 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (8 resets) in 114 ms. (347 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (8 resets) in 118 ms. (336 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (8 resets) in 158 ms. (251 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 781421 steps, run timeout after 3001 ms. (steps per millisecond=260 ) properties seen :1 out of 4
Probabilistic random walk after 781421 steps, saw 301769 distinct states, run finished after 3006 ms. (steps per millisecond=259 ) properties seen :1
[2025-06-07 23:40:36] [INFO ] Invariant cache hit.
[2025-06-07 23:40:36] [INFO ] State equation strengthened by 50 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) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 26/33 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/33 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 22/55 variables, 22/26 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 5/60 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/60 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 2/62 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 135/197 variables, 62/90 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/197 variables, 8/98 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/197 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 92/289 variables, 50/148 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/289 variables, 42/190 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/289 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 1/290 variables, 1/191 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/290 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 0/290 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 290/290 variables, and 191 constraints, problems are : Problem set: 0 solved, 3 unsolved in 493 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 113/113 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 26/33 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/33 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 22/55 variables, 22/26 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 5/60 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/60 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 2/62 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 135/197 variables, 62/90 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/197 variables, 8/98 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/197 variables, 3/101 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 23:40:37] [INFO ] Deduced a trap along path composed of 5 places in 35 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 23:40:37] [INFO ] Deduced a trap along path composed of 5 places in 33 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 23:40:37] [INFO ] Deduced a trap along path composed of 5 places in 57 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/197 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 92/289 variables, 50/151 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/289 variables, 42/193 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 23:40:37] [INFO ] Deduced a trap composed of 54 places in 67 ms of which 5 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/289 variables, 1/194 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/289 variables, 3/197 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/289 variables, 0/197 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (OVERLAPS) 1/290 variables, 1/198 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/290 variables, 0/198 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (OVERLAPS) 0/290 variables, 0/198 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 290/290 variables, and 198 constraints, problems are : Problem set: 0 solved, 3 unsolved in 1320 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 113/113 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 3/3 constraints]
After SMT, in 1825ms problems are : Problem set: 0 solved, 3 unsolved
Finished Parikh walk after 6 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=6 )
Parikh walk visited 3 properties in 21 ms.
Successfully simplified 9 atomic propositions for a total of 11 simplifications.
FORMULA CopsAndRobbers-PT-CRL025X003-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CopsAndRobbers-PT-CRL025X003-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 4 stabilizing places and 51 stable transitions
Graph (complete) has 753 edges and 116 vertex of which 110 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.8 ms
FORMULA CopsAndRobbers-PT-CRL025X003-LTLCardinality-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CopsAndRobbers-PT-CRL025X003-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X((p0 U p1)) U (p2&&F(G(!p0))))))'
Support contains 4 out of 116 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 116/116 places, 179/179 transitions.
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 111 transition count 179
Applied a total of 5 rules in 5 ms. Remains 111 /116 variables (removed 5) and now considering 179/179 (removed 0) transitions.
Running 129 sub problems to find dead transitions.
// Phase 1: matrix 179 rows 111 cols
[2025-06-07 23:40:38] [INFO ] Computed 28 invariants in 3 ms
[2025-06-07 23:40:38] [INFO ] State equation strengthened by 50 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/110 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 179/289 variables, 110/138 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/289 variables, 50/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 8 (OVERLAPS) 1/290 variables, 1/189 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 290/290 variables, and 189 constraints, problems are : Problem set: 0 solved, 129 unsolved in 20008 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 111/111 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 129/129 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 129 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/110 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 179/289 variables, 110/138 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/289 variables, 50/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 125/313 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 23:41:16] [INFO ] Deduced a trap composed of 54 places in 66 ms of which 5 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 289/290 variables, and 314 constraints, problems are : Problem set: 0 solved, 129 unsolved in 20012 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 110/111 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 125/129 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40047ms problems are : Problem set: 0 solved, 129 unsolved
Search for dead transitions found 0 dead transitions in 40051ms
[2025-06-07 23:41:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 23:41:18] [INFO ] Implicit Places using invariants in 103 ms returned []
[2025-06-07 23:41:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 23:41:18] [INFO ] State equation strengthened by 50 read => feed constraints.
[2025-06-07 23:41:20] [INFO ] Implicit Places using invariants and state equation in 1397 ms returned []
Implicit Place search using SMT with State Equation took 1524 ms to find 0 implicit places.
Running 129 sub problems to find dead transitions.
[2025-06-07 23:41:20] [INFO ] Invariant cache hit.
[2025-06-07 23:41:20] [INFO ] State equation strengthened by 50 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/110 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 179/289 variables, 110/138 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/289 variables, 50/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 8 (OVERLAPS) 1/290 variables, 1/189 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/290 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 290/290 variables, and 189 constraints, problems are : Problem set: 0 solved, 129 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 111/111 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 129/129 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 129 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/110 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 179/289 variables, 110/138 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/289 variables, 50/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 125/313 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 289/290 variables, and 313 constraints, problems are : Problem set: 0 solved, 129 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 110/111 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 125/129 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60075ms problems are : Problem set: 0 solved, 129 unsolved
Search for dead transitions found 0 dead transitions in 60075ms
Starting structural reductions in LTL mode, iteration 1 : 111/116 places, 179/179 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 101657 ms. Remains : 111/116 places, 179/179 transitions.
Stuttering acceptance computed with spot in 306 ms :[(OR (NOT p2) p0), (OR (NOT p2) p0), (NOT p1), p0, true]
Running random walk in product with property : CopsAndRobbers-PT-CRL025X003-LTLCardinality-01
Product exploration explored 100000 steps with 0 reset in 279 ms.
Stack based approach found an accepted trace after 254 steps with 0 reset with depth 255 and stack size 255 in 1 ms.
FORMULA CopsAndRobbers-PT-CRL025X003-LTLCardinality-01 FALSE TECHNIQUES STACK_TEST
Treatment of property CopsAndRobbers-PT-CRL025X003-LTLCardinality-01 finished in 102307 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0) U (X((X(X(p1))||F(p2))) U ((!p3&&X((X(X(p1))||F(p2))))||X(G((X(X(p1))||F(p2))))))))'
Support contains 4 out of 116 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 116/116 places, 179/179 transitions.
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 111 transition count 179
Applied a total of 5 rules in 8 ms. Remains 111 /116 variables (removed 5) and now considering 179/179 (removed 0) transitions.
Running 129 sub problems to find dead transitions.
// Phase 1: matrix 179 rows 111 cols
[2025-06-07 23:42:20] [INFO ] Computed 28 invariants in 2 ms
[2025-06-07 23:42:20] [INFO ] State equation strengthened by 50 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/110 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 179/289 variables, 110/138 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/289 variables, 50/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 8 (OVERLAPS) 1/290 variables, 1/189 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 290/290 variables, and 189 constraints, problems are : Problem set: 0 solved, 129 unsolved in 20006 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 111/111 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 129/129 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 129 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/110 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 179/289 variables, 110/138 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/289 variables, 50/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 125/313 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 289/290 variables, and 313 constraints, problems are : Problem set: 0 solved, 129 unsolved in 20018 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 110/111 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 125/129 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40051ms problems are : Problem set: 0 solved, 129 unsolved
Search for dead transitions found 0 dead transitions in 40052ms
[2025-06-07 23:43:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 23:43:01] [INFO ] Implicit Places using invariants in 83 ms returned []
[2025-06-07 23:43:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 23:43:01] [INFO ] State equation strengthened by 50 read => feed constraints.
[2025-06-07 23:43:02] [INFO ] Implicit Places using invariants and state equation in 1462 ms returned []
Implicit Place search using SMT with State Equation took 1562 ms to find 0 implicit places.
Running 129 sub problems to find dead transitions.
[2025-06-07 23:43:02] [INFO ] Invariant cache hit.
[2025-06-07 23:43:02] [INFO ] State equation strengthened by 50 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/110 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 179/289 variables, 110/138 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/289 variables, 50/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 8 (OVERLAPS) 1/290 variables, 1/189 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/290 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 290/290 variables, and 189 constraints, problems are : Problem set: 0 solved, 129 unsolved in 30011 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 111/111 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 129/129 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 129 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/110 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 179/289 variables, 110/138 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/289 variables, 50/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 125/313 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 289/290 variables, and 313 constraints, problems are : Problem set: 0 solved, 129 unsolved in 30009 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 110/111 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 125/129 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60048ms problems are : Problem set: 0 solved, 129 unsolved
Search for dead transitions found 0 dead transitions in 60049ms
Starting structural reductions in LTL mode, iteration 1 : 111/116 places, 179/179 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 101673 ms. Remains : 111/116 places, 179/179 transitions.
Stuttering acceptance computed with spot in 1283 ms :[(AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p2) (NOT p0)), false, false]
Running random walk in product with property : CopsAndRobbers-PT-CRL025X003-LTLCardinality-02
Product exploration explored 100000 steps with 50000 reset in 400 ms.
Product exploration explored 100000 steps with 50000 reset in 287 ms.
Computed a total of 4 stabilizing places and 51 stable transitions
Graph (complete) has 738 edges and 111 vertex of which 110 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Computed a total of 4 stabilizing places and 51 stable transitions
Knowledge obtained : [(AND p2 (NOT p0) (NOT p3) (NOT p1)), (X (NOT p3)), (X (NOT (AND p3 (NOT p0) (NOT p2)))), (X p2), (X (NOT (AND p3 p0 (NOT p2)))), (X (NOT (AND p3 (NOT p2)))), (X (NOT (AND p0 (NOT p2)))), (X (NOT (AND (NOT p3) p0))), (X (NOT (AND (NOT p3) p0 (NOT p2)))), (X (NOT (AND p3 (NOT p0)))), (X (NOT (AND p3 p0))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT p0)), (X (X (NOT (AND p3 (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT p3))), (X (X (NOT (AND p3 (NOT p0) (NOT p2))))), (X (X p2)), (X (X (NOT (AND p3 p0 (NOT p2))))), (X (X (NOT (AND (NOT p3) p0 (NOT p2) (NOT p1))))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT (AND (NOT p3) p0)))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (NOT (AND p3 (NOT p2))))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p3) p0 (NOT p2))))), (X (X (NOT (AND p3 (NOT p0))))), (X (X (NOT (AND p3 p0)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT p0))), (X (X (NOT p1))), (X (X (NOT (AND p3 p0 (NOT p2) (NOT p1))))), (X (X (NOT (AND p3 (NOT p2) (NOT p1)))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 33 factoid took 21 ms. Reduced automaton from 30 states, 99 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CopsAndRobbers-PT-CRL025X003-LTLCardinality-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CopsAndRobbers-PT-CRL025X003-LTLCardinality-02 finished in 103763 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((p0||G(p1)))) U ((p2&&X(X((p0||G(p1)))))||X(X(G((p0||G(p1))))))))'
Support contains 4 out of 116 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 116/116 places, 179/179 transitions.
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 111 transition count 179
Applied a total of 5 rules in 4 ms. Remains 111 /116 variables (removed 5) and now considering 179/179 (removed 0) transitions.
Running 129 sub problems to find dead transitions.
// Phase 1: matrix 179 rows 111 cols
[2025-06-07 23:44:04] [INFO ] Computed 28 invariants in 2 ms
[2025-06-07 23:44:04] [INFO ] State equation strengthened by 50 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/110 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 179/289 variables, 110/138 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/289 variables, 50/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 8 (OVERLAPS) 1/290 variables, 1/189 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 290/290 variables, and 189 constraints, problems are : Problem set: 0 solved, 129 unsolved in 20007 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 111/111 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 129/129 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 129 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/110 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 179/289 variables, 110/138 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/289 variables, 50/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 125/313 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 289/290 variables, and 313 constraints, problems are : Problem set: 0 solved, 129 unsolved in 20029 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 110/111 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 125/129 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40063ms problems are : Problem set: 0 solved, 129 unsolved
Search for dead transitions found 0 dead transitions in 40064ms
[2025-06-07 23:44:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 23:44:44] [INFO ] Implicit Places using invariants in 98 ms returned []
[2025-06-07 23:44:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 23:44:44] [INFO ] State equation strengthened by 50 read => feed constraints.
[2025-06-07 23:44:46] [INFO ] Implicit Places using invariants and state equation in 1434 ms returned []
Implicit Place search using SMT with State Equation took 1570 ms to find 0 implicit places.
Running 129 sub problems to find dead transitions.
[2025-06-07 23:44:46] [INFO ] Invariant cache hit.
[2025-06-07 23:44:46] [INFO ] State equation strengthened by 50 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/110 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 179/289 variables, 110/138 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/289 variables, 50/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 8 (OVERLAPS) 1/290 variables, 1/189 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/290 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 290/290 variables, and 189 constraints, problems are : Problem set: 0 solved, 129 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 111/111 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 129/129 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 129 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/110 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 179/289 variables, 110/138 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/289 variables, 50/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 125/313 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 23:45:42] [INFO ] Deduced a trap composed of 54 places in 63 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 23:45:43] [INFO ] Deduced a trap composed of 54 places in 64 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 23:45:44] [INFO ] Deduced a trap composed of 54 places in 62 ms of which 6 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/289 variables, 3/316 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 289/290 variables, and 316 constraints, problems are : Problem set: 0 solved, 129 unsolved in 30009 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 110/111 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 125/129 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60061ms problems are : Problem set: 0 solved, 129 unsolved
Search for dead transitions found 0 dead transitions in 60061ms
Starting structural reductions in LTL mode, iteration 1 : 111/116 places, 179/179 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 101703 ms. Remains : 111/116 places, 179/179 transitions.
Stuttering acceptance computed with spot in 193 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), true, (NOT p1), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : CopsAndRobbers-PT-CRL025X003-LTLCardinality-04
Entered a terminal (fully accepting) state of product in 6 steps with 0 reset in 0 ms.
FORMULA CopsAndRobbers-PT-CRL025X003-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-CRL025X003-LTLCardinality-04 finished in 101921 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((X(p0)||F(p1))))'
Support contains 3 out of 116 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 116/116 places, 179/179 transitions.
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 110 transition count 179
Applied a total of 6 rules in 3 ms. Remains 110 /116 variables (removed 6) and now considering 179/179 (removed 0) transitions.
Running 129 sub problems to find dead transitions.
// Phase 1: matrix 179 rows 110 cols
[2025-06-07 23:45:46] [INFO ] Computed 28 invariants in 2 ms
[2025-06-07 23:45:46] [INFO ] State equation strengthened by 50 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/110 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 179/289 variables, 110/138 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/289 variables, 50/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 8 (OVERLAPS) 0/289 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
No progress, stopping.
After SMT solving in domain Real declared 289/289 variables, and 188 constraints, problems are : Problem set: 0 solved, 129 unsolved in 20027 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 110/110 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 129/129 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 129 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/110 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 179/289 variables, 110/138 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/289 variables, 50/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 129/317 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 289/289 variables, and 317 constraints, problems are : Problem set: 0 solved, 129 unsolved in 20010 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 110/110 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 129/129 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40067ms problems are : Problem set: 0 solved, 129 unsolved
Search for dead transitions found 0 dead transitions in 40067ms
[2025-06-07 23:46:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 23:46:26] [INFO ] Implicit Places using invariants in 81 ms returned []
[2025-06-07 23:46:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 23:46:26] [INFO ] State equation strengthened by 50 read => feed constraints.
[2025-06-07 23:46:27] [INFO ] Implicit Places using invariants and state equation in 1215 ms returned []
Implicit Place search using SMT with State Equation took 1319 ms to find 0 implicit places.
Running 129 sub problems to find dead transitions.
[2025-06-07 23:46:27] [INFO ] Invariant cache hit.
[2025-06-07 23:46:27] [INFO ] State equation strengthened by 50 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/110 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 179/289 variables, 110/138 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/289 variables, 50/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 8 (OVERLAPS) 0/289 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
No progress, stopping.
After SMT solving in domain Real declared 289/289 variables, and 188 constraints, problems are : Problem set: 0 solved, 129 unsolved in 22881 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 110/110 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 129/129 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 129 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/110 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 179/289 variables, 110/138 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/289 variables, 50/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 129/317 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 289/289 variables, and 317 constraints, problems are : Problem set: 0 solved, 129 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 110/110 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 129/129 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 52922ms problems are : Problem set: 0 solved, 129 unsolved
Search for dead transitions found 0 dead transitions in 52922ms
Starting structural reductions in LTL mode, iteration 1 : 110/116 places, 179/179 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 94314 ms. Remains : 110/116 places, 179/179 transitions.
Stuttering acceptance computed with spot in 122 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : CopsAndRobbers-PT-CRL025X003-LTLCardinality-05
Product exploration explored 100000 steps with 4719 reset in 228 ms.
Product exploration explored 100000 steps with 4792 reset in 247 ms.
Computed a total of 4 stabilizing places and 51 stable transitions
Computed a total of 4 stabilizing places and 51 stable transitions
Knowledge obtained : [(AND p1 p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X p1), (X (X p1))]
False Knowledge obtained : [(X p0), (X (NOT p0))]
Knowledge based reduction with 4 factoid took 136 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 95 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
RANDOM walk for 588 steps (0 resets) in 8 ms. (65 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND p1 p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X p1), (X (X p1))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (F (NOT p1)), (F (NOT p0)), (F (NOT (OR p0 p1)))]
Knowledge based reduction with 4 factoid took 160 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 111 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Stuttering acceptance computed with spot in 95 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Support contains 3 out of 110 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 110/110 places, 179/179 transitions.
Applied a total of 0 rules in 8 ms. Remains 110 /110 variables (removed 0) and now considering 179/179 (removed 0) transitions.
Running 129 sub problems to find dead transitions.
[2025-06-07 23:47:22] [INFO ] Invariant cache hit.
[2025-06-07 23:47:22] [INFO ] State equation strengthened by 50 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/110 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 179/289 variables, 110/138 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/289 variables, 50/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 8 (OVERLAPS) 0/289 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
No progress, stopping.
After SMT solving in domain Real declared 289/289 variables, and 188 constraints, problems are : Problem set: 0 solved, 129 unsolved in 20013 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 110/110 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 129/129 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 129 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/110 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 179/289 variables, 110/138 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/289 variables, 50/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 129/317 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 289/289 variables, and 317 constraints, problems are : Problem set: 0 solved, 129 unsolved in 20018 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 110/110 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 129/129 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40054ms problems are : Problem set: 0 solved, 129 unsolved
Search for dead transitions found 0 dead transitions in 40055ms
[2025-06-07 23:48:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 23:48:02] [INFO ] Implicit Places using invariants in 70 ms returned []
[2025-06-07 23:48:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 23:48:02] [INFO ] State equation strengthened by 50 read => feed constraints.
[2025-06-07 23:48:03] [INFO ] Implicit Places using invariants and state equation in 1190 ms returned []
Implicit Place search using SMT with State Equation took 1280 ms to find 0 implicit places.
Running 129 sub problems to find dead transitions.
[2025-06-07 23:48:03] [INFO ] Invariant cache hit.
[2025-06-07 23:48:03] [INFO ] State equation strengthened by 50 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/110 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 179/289 variables, 110/138 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/289 variables, 50/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 8 (OVERLAPS) 0/289 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
No progress, stopping.
After SMT solving in domain Real declared 289/289 variables, and 188 constraints, problems are : Problem set: 0 solved, 129 unsolved in 22875 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 110/110 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 129/129 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 129 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/110 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 179/289 variables, 110/138 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/289 variables, 50/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 129/317 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 289/289 variables, and 317 constraints, problems are : Problem set: 0 solved, 129 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 110/110 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 129/129 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 52919ms problems are : Problem set: 0 solved, 129 unsolved
Search for dead transitions found 0 dead transitions in 52919ms
Finished structural reductions in LTL mode , in 1 iterations and 94264 ms. Remains : 110/110 places, 179/179 transitions.
Computed a total of 4 stabilizing places and 51 stable transitions
Computed a total of 4 stabilizing places and 51 stable transitions
Knowledge obtained : [(AND p1 p0), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (X p1))]
False Knowledge obtained : [(X p0), (X (NOT p0))]
Knowledge based reduction with 4 factoid took 149 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 113 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
RANDOM walk for 927 steps (1 resets) in 6 ms. (132 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND p1 p0), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (X p1))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (F (NOT p1)), (F (NOT p0)), (F (NOT (OR p0 p1)))]
Knowledge based reduction with 4 factoid took 191 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 105 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Stuttering acceptance computed with spot in 96 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Stuttering acceptance computed with spot in 100 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Product exploration explored 100000 steps with 4708 reset in 186 ms.
Product exploration explored 100000 steps with 4742 reset in 195 ms.
Applying partial POR strategy [false, true, true]
Stuttering acceptance computed with spot in 97 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Support contains 3 out of 110 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 110/110 places, 179/179 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 110 transition count 179
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 1 rules in 14 ms. Remains 110 /110 variables (removed 0) and now considering 179/179 (removed 0) transitions.
Running 129 sub problems to find dead transitions.
// Phase 1: matrix 179 rows 110 cols
[2025-06-07 23:48:57] [INFO ] Computed 28 invariants in 4 ms
[2025-06-07 23:48:57] [INFO ] State equation strengthened by 50 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/110 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 23:48:58] [INFO ] Deduced a trap composed of 7 places in 49 ms of which 3 ms to minimize.
Problem TDEAD1 is UNSAT
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 1/29 constraints. Problems are: Problem set: 1 solved, 128 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/110 variables, 0/29 constraints. Problems are: Problem set: 1 solved, 128 unsolved
At refinement iteration 6 (OVERLAPS) 179/289 variables, 110/139 constraints. Problems are: Problem set: 1 solved, 128 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 50/189 constraints. Problems are: Problem set: 1 solved, 128 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/289 variables, 0/189 constraints. Problems are: Problem set: 1 solved, 128 unsolved
At refinement iteration 9 (OVERLAPS) 0/289 variables, 0/189 constraints. Problems are: Problem set: 1 solved, 128 unsolved
No progress, stopping.
After SMT solving in domain Real declared 289/289 variables, and 189 constraints, problems are : Problem set: 1 solved, 128 unsolved in 20009 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 110/110 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 129/129 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 128 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/107 variables, 25/25 constraints. Problems are: Problem set: 1 solved, 128 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/107 variables, 0/25 constraints. Problems are: Problem set: 1 solved, 128 unsolved
At refinement iteration 2 (OVERLAPS) 3/110 variables, 2/27 constraints. Problems are: Problem set: 1 solved, 128 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/110 variables, 1/28 constraints. Problems are: Problem set: 1 solved, 128 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 1/29 constraints. Problems are: Problem set: 1 solved, 128 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/110 variables, 0/29 constraints. Problems are: Problem set: 1 solved, 128 unsolved
At refinement iteration 6 (OVERLAPS) 179/289 variables, 110/139 constraints. Problems are: Problem set: 1 solved, 128 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 50/189 constraints. Problems are: Problem set: 1 solved, 128 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/289 variables, 128/317 constraints. Problems are: Problem set: 1 solved, 128 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 289/289 variables, and 317 constraints, problems are : Problem set: 1 solved, 128 unsolved in 20016 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 110/110 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 128/129 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40054ms problems are : Problem set: 1 solved, 128 unsolved
Search for dead transitions found 1 dead transitions in 40055ms
Found 1 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 1 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 1 transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 23:49:37] [INFO ] Redundant transitions in 4 ms returned []
Starting structural reductions in SI_LTL mode, iteration 1 : 110/110 places, 178/179 transitions.
Graph (complete) has 734 edges and 110 vertex of which 109 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 6 ms. Remains 109 /110 variables (removed 1) and now considering 178/178 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 109/110 places, 178/179 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 40090 ms. Remains : 109/110 places, 178/179 transitions.
Built C files in :
/tmp/ltsmin15952402492711853111
[2025-06-07 23:49:37] [INFO ] Built C files in 13ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15952402492711853111
Running compilation step : cd /tmp/ltsmin15952402492711853111;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 419 ms.
Running link step : cd /tmp/ltsmin15952402492711853111;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 38 ms.
Running LTSmin : cd /tmp/ltsmin15952402492711853111;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased7429593317422819612.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 3 out of 110 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 110/110 places, 179/179 transitions.
Applied a total of 0 rules in 2 ms. Remains 110 /110 variables (removed 0) and now considering 179/179 (removed 0) transitions.
Running 129 sub problems to find dead transitions.
// Phase 1: matrix 179 rows 110 cols
[2025-06-07 23:49:53] [INFO ] Computed 28 invariants in 3 ms
[2025-06-07 23:49:53] [INFO ] State equation strengthened by 50 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/110 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 179/289 variables, 110/138 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/289 variables, 50/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 8 (OVERLAPS) 0/289 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
No progress, stopping.
After SMT solving in domain Real declared 289/289 variables, and 188 constraints, problems are : Problem set: 0 solved, 129 unsolved in 20016 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 110/110 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 129/129 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 129 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/110 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 179/289 variables, 110/138 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/289 variables, 50/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 129/317 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 289/289 variables, and 317 constraints, problems are : Problem set: 0 solved, 129 unsolved in 20015 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 110/110 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 129/129 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40056ms problems are : Problem set: 0 solved, 129 unsolved
Search for dead transitions found 0 dead transitions in 40056ms
[2025-06-07 23:50:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 23:50:33] [INFO ] Implicit Places using invariants in 87 ms returned []
[2025-06-07 23:50:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 23:50:33] [INFO ] State equation strengthened by 50 read => feed constraints.
[2025-06-07 23:50:34] [INFO ] Implicit Places using invariants and state equation in 1197 ms returned []
Implicit Place search using SMT with State Equation took 1287 ms to find 0 implicit places.
Running 129 sub problems to find dead transitions.
[2025-06-07 23:50:34] [INFO ] Invariant cache hit.
[2025-06-07 23:50:34] [INFO ] State equation strengthened by 50 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/110 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 179/289 variables, 110/138 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/289 variables, 50/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 8 (OVERLAPS) 0/289 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
No progress, stopping.
After SMT solving in domain Real declared 289/289 variables, and 188 constraints, problems are : Problem set: 0 solved, 129 unsolved in 23197 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 110/110 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 129/129 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 129 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/110 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 179/289 variables, 110/138 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/289 variables, 50/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 129/317 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 289/289 variables, and 317 constraints, problems are : Problem set: 0 solved, 129 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 110/110 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 129/129 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 53255ms problems are : Problem set: 0 solved, 129 unsolved
Search for dead transitions found 0 dead transitions in 53255ms
Finished structural reductions in LTL mode , in 1 iterations and 94603 ms. Remains : 110/110 places, 179/179 transitions.
Built C files in :
/tmp/ltsmin11211308519216720446
[2025-06-07 23:51:27] [INFO ] Built C files in 3ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11211308519216720446
Running compilation step : cd /tmp/ltsmin11211308519216720446;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 296 ms.
Running link step : cd /tmp/ltsmin11211308519216720446;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 36 ms.
Running LTSmin : cd /tmp/ltsmin11211308519216720446;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased17167598914387848505.hoa' '--buchi-type=spotba'
LTSmin run took 8731 ms.
FORMULA CopsAndRobbers-PT-CRL025X003-LTLCardinality-05 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property CopsAndRobbers-PT-CRL025X003-LTLCardinality-05 finished in 350155 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1))&&F(p2))))'
Support contains 5 out of 116 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 116/116 places, 179/179 transitions.
Graph (complete) has 753 edges and 116 vertex of which 112 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.3 ms
Discarding 4 places :
Also discarding 0 output transitions
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 1 place count 112 transition count 178
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 111 transition count 178
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 5 place count 110 transition count 177
Applied a total of 5 rules in 21 ms. Remains 110 /116 variables (removed 6) and now considering 177/179 (removed 2) transitions.
Running 127 sub problems to find dead transitions.
// Phase 1: matrix 177 rows 110 cols
[2025-06-07 23:51:36] [INFO ] Computed 28 invariants in 2 ms
[2025-06-07 23:51:36] [INFO ] State equation strengthened by 50 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/106 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/106 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/106 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 3 (OVERLAPS) 2/108 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/108 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 5 (OVERLAPS) 177/285 variables, 108/136 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/285 variables, 50/186 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/285 variables, 0/186 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 8 (OVERLAPS) 2/287 variables, 2/188 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/287 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 127 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 287/287 variables, and 188 constraints, problems are : Problem set: 0 solved, 127 unsolved in 20013 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 110/110 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 127/127 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 127 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/106 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/106 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/106 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 3 (OVERLAPS) 2/108 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/108 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 5 (OVERLAPS) 177/285 variables, 108/136 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/285 variables, 50/186 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/285 variables, 119/305 constraints. Problems are: Problem set: 0 solved, 127 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 285/287 variables, and 305 constraints, problems are : Problem set: 0 solved, 127 unsolved in 20013 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 108/110 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 119/127 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40052ms problems are : Problem set: 0 solved, 127 unsolved
Search for dead transitions found 0 dead transitions in 40052ms
[2025-06-07 23:52:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 23:52:16] [INFO ] Implicit Places using invariants in 125 ms returned []
[2025-06-07 23:52:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 23:52:17] [INFO ] State equation strengthened by 50 read => feed constraints.
[2025-06-07 23:52:18] [INFO ] Implicit Places using invariants and state equation in 1590 ms returned []
Implicit Place search using SMT with State Equation took 1741 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 23:52:18] [INFO ] Redundant transitions in 4 ms returned []
Running 127 sub problems to find dead transitions.
[2025-06-07 23:52:18] [INFO ] Invariant cache hit.
[2025-06-07 23:52:18] [INFO ] State equation strengthened by 50 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/106 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/106 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/106 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 3 (OVERLAPS) 2/108 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/108 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 5 (OVERLAPS) 177/285 variables, 108/136 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/285 variables, 50/186 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/285 variables, 0/186 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 8 (OVERLAPS) 2/287 variables, 2/188 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/287 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 10 (OVERLAPS) 0/287 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 127 unsolved
No progress, stopping.
After SMT solving in domain Real declared 287/287 variables, and 188 constraints, problems are : Problem set: 0 solved, 127 unsolved in 27474 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 110/110 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 127/127 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 127 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/106 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/106 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/106 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 3 (OVERLAPS) 2/108 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/108 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 5 (OVERLAPS) 177/285 variables, 108/136 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/285 variables, 50/186 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/285 variables, 119/305 constraints. Problems are: Problem set: 0 solved, 127 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 285/287 variables, and 305 constraints, problems are : Problem set: 0 solved, 127 unsolved in 30011 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 108/110 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 119/127 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 57514ms problems are : Problem set: 0 solved, 127 unsolved
Search for dead transitions found 0 dead transitions in 57514ms
Starting structural reductions in SI_LTL mode, iteration 1 : 110/116 places, 177/179 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 99350 ms. Remains : 110/116 places, 177/179 transitions.
Stuttering acceptance computed with spot in 144 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (NOT p0), (NOT p1), (NOT p2)]
Running random walk in product with property : CopsAndRobbers-PT-CRL025X003-LTLCardinality-10
Stuttering criterion allowed to conclude after 398 steps with 3 reset in 2 ms.
FORMULA CopsAndRobbers-PT-CRL025X003-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-CRL025X003-LTLCardinality-10 finished in 99516 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U (!(X(p1)||p1)||!X(X((!p0 U p2))))))'
Support contains 5 out of 116 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 116/116 places, 179/179 transitions.
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 112 transition count 179
Applied a total of 4 rules in 8 ms. Remains 112 /116 variables (removed 4) and now considering 179/179 (removed 0) transitions.
Running 129 sub problems to find dead transitions.
// Phase 1: matrix 179 rows 112 cols
[2025-06-07 23:53:16] [INFO ] Computed 28 invariants in 3 ms
[2025-06-07 23:53:16] [INFO ] State equation strengthened by 50 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/110 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 179/289 variables, 110/138 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/289 variables, 50/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 8 (OVERLAPS) 2/291 variables, 2/190 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 291/291 variables, and 190 constraints, problems are : Problem set: 0 solved, 129 unsolved in 20024 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 112/112 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 129/129 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 129 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/110 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 179/289 variables, 110/138 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/289 variables, 50/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 121/309 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 23:53:53] [INFO ] Deduced a trap composed of 55 places in 67 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 289/291 variables, and 310 constraints, problems are : Problem set: 0 solved, 129 unsolved in 20024 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 110/112 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 121/129 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40074ms problems are : Problem set: 0 solved, 129 unsolved
Search for dead transitions found 0 dead transitions in 40075ms
[2025-06-07 23:53:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 23:53:56] [INFO ] Implicit Places using invariants in 86 ms returned []
[2025-06-07 23:53:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 23:53:56] [INFO ] State equation strengthened by 50 read => feed constraints.
[2025-06-07 23:53:57] [INFO ] Implicit Places using invariants and state equation in 1464 ms returned []
Implicit Place search using SMT with State Equation took 1581 ms to find 0 implicit places.
Running 129 sub problems to find dead transitions.
[2025-06-07 23:53:57] [INFO ] Invariant cache hit.
[2025-06-07 23:53:57] [INFO ] State equation strengthened by 50 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/110 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 179/289 variables, 110/138 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/289 variables, 50/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 8 (OVERLAPS) 2/291 variables, 2/190 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/291 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 291/291 variables, and 190 constraints, problems are : Problem set: 0 solved, 129 unsolved in 30010 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 112/112 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 129/129 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 129 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/110 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 179/289 variables, 110/138 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/289 variables, 50/188 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 121/309 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 289/291 variables, and 309 constraints, problems are : Problem set: 0 solved, 129 unsolved in 30010 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 110/112 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 121/129 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60040ms problems are : Problem set: 0 solved, 129 unsolved
Search for dead transitions found 0 dead transitions in 60040ms
Starting structural reductions in LTL mode, iteration 1 : 112/116 places, 179/179 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 101705 ms. Remains : 112/116 places, 179/179 transitions.
Stuttering acceptance computed with spot in 351 ms :[true, (AND p1 p2), (AND p1 p2), (AND p1 p2), p2, (AND p1 p2), p2, p2, (AND p1 p2), (AND p1 p2), (AND p1 p2)]
Running random walk in product with property : CopsAndRobbers-PT-CRL025X003-LTLCardinality-12
Product exploration explored 100000 steps with 50000 reset in 216 ms.
Product exploration explored 100000 steps with 50000 reset in 230 ms.
Computed a total of 4 stabilizing places and 51 stable transitions
Graph (complete) has 741 edges and 112 vertex of which 110 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Computed a total of 4 stabilizing places and 51 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0) (NOT p2)), (X (NOT (AND p1 (NOT p0)))), (X (AND (NOT p1) (NOT p0))), (X (NOT (AND (NOT p1) p0))), (X (NOT p0)), (X (NOT (AND p1 p0))), (X (NOT p1)), (X (X (NOT (AND (NOT p1) p0 p2)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND p1 p0 p2)))), (X (X (NOT (OR (AND p1 (NOT p0)) (AND p1 p2))))), (X (X (NOT p0))), (X (X (OR (NOT p0) p2))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2)))))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 15 factoid took 19 ms. Reduced automaton from 11 states, 23 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CopsAndRobbers-PT-CRL025X003-LTLCardinality-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CopsAndRobbers-PT-CRL025X003-LTLCardinality-12 finished in 102548 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 4 out of 116 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 116/116 places, 179/179 transitions.
Graph (complete) has 753 edges and 116 vertex of which 112 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.1 ms
Discarding 4 places :
Also discarding 0 output transitions
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 1 place count 112 transition count 178
Deduced a syphon composed of 1 places in 5 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 111 transition count 178
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 5 place count 110 transition count 177
Applied a total of 5 rules in 17 ms. Remains 110 /116 variables (removed 6) and now considering 177/179 (removed 2) transitions.
Running 127 sub problems to find dead transitions.
// Phase 1: matrix 177 rows 110 cols
[2025-06-07 23:54:58] [INFO ] Computed 28 invariants in 1 ms
[2025-06-07 23:54:58] [INFO ] State equation strengthened by 50 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/106 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/106 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/106 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 3 (OVERLAPS) 2/108 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/108 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 5 (OVERLAPS) 177/285 variables, 108/136 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/285 variables, 50/186 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/285 variables, 0/186 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 8 (OVERLAPS) 2/287 variables, 2/188 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/287 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 127 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 287/287 variables, and 188 constraints, problems are : Problem set: 0 solved, 127 unsolved in 20012 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 110/110 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 127/127 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 127 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/106 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/106 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/106 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 3 (OVERLAPS) 2/108 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/108 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 5 (OVERLAPS) 177/285 variables, 108/136 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/285 variables, 50/186 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/285 variables, 119/305 constraints. Problems are: Problem set: 0 solved, 127 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 285/287 variables, and 305 constraints, problems are : Problem set: 0 solved, 127 unsolved in 20022 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 108/110 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 119/127 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40061ms problems are : Problem set: 0 solved, 127 unsolved
Search for dead transitions found 0 dead transitions in 40061ms
[2025-06-07 23:55:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 23:55:38] [INFO ] Implicit Places using invariants in 91 ms returned []
[2025-06-07 23:55:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 23:55:39] [INFO ] State equation strengthened by 50 read => feed constraints.
[2025-06-07 23:55:40] [INFO ] Implicit Places using invariants and state equation in 1531 ms returned []
Implicit Place search using SMT with State Equation took 1627 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 23:55:40] [INFO ] Redundant transitions in 5 ms returned []
Running 127 sub problems to find dead transitions.
[2025-06-07 23:55:40] [INFO ] Invariant cache hit.
[2025-06-07 23:55:40] [INFO ] State equation strengthened by 50 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/106 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/106 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/106 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 3 (OVERLAPS) 2/108 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/108 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 5 (OVERLAPS) 177/285 variables, 108/136 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/285 variables, 50/186 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/285 variables, 0/186 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 8 (OVERLAPS) 2/287 variables, 2/188 constraints. Problems are: Problem set: 0 solved, 127 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 23:55:55] [INFO ] Deduced a trap along path composed of 5 places in 48 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 23:55:55] [INFO ] Deduced a trap along path composed of 5 places in 51 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/287 variables, 2/190 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/287 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 127 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 287/287 variables, and 190 constraints, problems are : Problem set: 0 solved, 127 unsolved in 30011 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 110/110 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 127/127 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 127 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/106 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/106 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/106 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 3 (OVERLAPS) 2/108 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/108 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 5 (OVERLAPS) 177/285 variables, 108/136 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/285 variables, 50/186 constraints. Problems are: Problem set: 0 solved, 127 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/285 variables, 119/305 constraints. Problems are: Problem set: 0 solved, 127 unsolved
SMT process timed out in 60055ms, After SMT, problems are : Problem set: 0 solved, 127 unsolved
Search for dead transitions found 0 dead transitions in 60055ms
Starting structural reductions in SI_LTL mode, iteration 1 : 110/116 places, 177/179 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 101772 ms. Remains : 110/116 places, 177/179 transitions.
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Running random walk in product with property : CopsAndRobbers-PT-CRL025X003-LTLCardinality-14
Product exploration explored 100000 steps with 0 reset in 179 ms.
Stack based approach found an accepted trace after 204 steps with 0 reset with depth 205 and stack size 205 in 1 ms.
FORMULA CopsAndRobbers-PT-CRL025X003-LTLCardinality-14 FALSE TECHNIQUES STACK_TEST
Treatment of property CopsAndRobbers-PT-CRL025X003-LTLCardinality-14 finished in 101996 ms.
All properties solved by simple procedures.
Total runtime 1114702 ms.

BK_STOP 1749340600877

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

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

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="CopsAndRobbers-PT-CRL025X003"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is CopsAndRobbers-PT-CRL025X003, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r254-tall-174931339400195"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CopsAndRobbers-PT-CRL025X003.tgz
mv CopsAndRobbers-PT-CRL025X003 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;