About the Execution of ITS-Tools for RingSingleMessageInMbox-PT-d1m020
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 2422926.00 | 0.00 | 0.00 | FTTTTFTTFFTTTTTF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r184-tall-174889264100425.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 RingSingleMessageInMbox-PT-d1m020, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r184-tall-174889264100425
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 6.2M
-rw-r--r-- 1 mcc users 7.0K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 68K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 122K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.0K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 62K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 7 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 5.8M May 29 14:32 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME RingSingleMessageInMbox-PT-d1m020-CTLCardinality-2023-12
FORMULA_NAME RingSingleMessageInMbox-PT-d1m020-CTLCardinality-2023-13
FORMULA_NAME RingSingleMessageInMbox-PT-d1m020-CTLCardinality-2023-14
FORMULA_NAME RingSingleMessageInMbox-PT-d1m020-CTLCardinality-2023-15
FORMULA_NAME RingSingleMessageInMbox-PT-d1m020-CTLCardinality-2025-00
FORMULA_NAME RingSingleMessageInMbox-PT-d1m020-CTLCardinality-2025-01
FORMULA_NAME RingSingleMessageInMbox-PT-d1m020-CTLCardinality-2025-02
FORMULA_NAME RingSingleMessageInMbox-PT-d1m020-CTLCardinality-2025-03
FORMULA_NAME RingSingleMessageInMbox-PT-d1m020-CTLCardinality-2025-04
FORMULA_NAME RingSingleMessageInMbox-PT-d1m020-CTLCardinality-2025-05
FORMULA_NAME RingSingleMessageInMbox-PT-d1m020-CTLCardinality-2025-06
FORMULA_NAME RingSingleMessageInMbox-PT-d1m020-CTLCardinality-2025-07
FORMULA_NAME RingSingleMessageInMbox-PT-d1m020-CTLCardinality-2025-08
FORMULA_NAME RingSingleMessageInMbox-PT-d1m020-CTLCardinality-2025-09
FORMULA_NAME RingSingleMessageInMbox-PT-d1m020-CTLCardinality-2025-10
FORMULA_NAME RingSingleMessageInMbox-PT-d1m020-CTLCardinality-2025-11
=== Now, execution of the tool begins
BK_START 1749075657193
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=CTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RingSingleMessageInMbox-PT-d1m020
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
CTLCardinality PT
Running Version 202505121319
[2025-06-04 22:20:58] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-04 22:20:58] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-04 22:20:58] [INFO ] Load time of PNML (sax parser for PT used): 461 ms
[2025-06-04 22:20:58] [INFO ] Transformed 6690 places.
[2025-06-04 22:20:58] [INFO ] Transformed 11934 transitions.
[2025-06-04 22:20:58] [INFO ] Parsed PT model containing 6690 places and 11934 transitions and 47736 arcs in 614 ms.
Parsed 16 properties from file /home/mcc/execution/CTLCardinality.xml in 15 ms.
Deduced a syphon composed of 4305 places in 27 ms
Reduce places removed 4305 places and 0 transitions.
Initial state reduction rules removed 2 formulas.
FORMULA RingSingleMessageInMbox-PT-d1m020-CTLCardinality-2025-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d1m020-CTLCardinality-2025-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d1m020-CTLCardinality-2023-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d1m020-CTLCardinality-2023-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 31 out of 2385 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2385/2385 places, 11934/11934 transitions.
Reduce places removed 17 places and 0 transitions.
Ensure Unique test removed 102 transitions
Reduce isomorphic transitions removed 102 transitions.
Iterating post reduction 0 with 119 rules applied. Total rules applied 119 place count 2368 transition count 11832
Discarding 1089 places :
Symmetric choice reduction at 1 with 1089 rule applications. Total rules 1208 place count 1279 transition count 2439
Iterating global reduction 1 with 1089 rules applied. Total rules applied 2297 place count 1279 transition count 2439
Ensure Unique test removed 71 transitions
Reduce isomorphic transitions removed 71 transitions.
Iterating post reduction 1 with 71 rules applied. Total rules applied 2368 place count 1279 transition count 2368
Discarding 913 places :
Symmetric choice reduction at 2 with 913 rule applications. Total rules 3281 place count 366 transition count 1455
Iterating global reduction 2 with 913 rules applied. Total rules applied 4194 place count 366 transition count 1455
Ensure Unique test removed 866 transitions
Reduce isomorphic transitions removed 866 transitions.
Iterating post reduction 2 with 866 rules applied. Total rules applied 5060 place count 366 transition count 589
Discarding 130 places :
Symmetric choice reduction at 3 with 130 rule applications. Total rules 5190 place count 236 transition count 459
Iterating global reduction 3 with 130 rules applied. Total rules applied 5320 place count 236 transition count 459
Ensure Unique test removed 98 transitions
Reduce isomorphic transitions removed 98 transitions.
Iterating post reduction 3 with 98 rules applied. Total rules applied 5418 place count 236 transition count 361
Discarding 8 places :
Symmetric choice reduction at 4 with 8 rule applications. Total rules 5426 place count 228 transition count 353
Iterating global reduction 4 with 8 rules applied. Total rules applied 5434 place count 228 transition count 353
Applied a total of 5434 rules in 392 ms. Remains 228 /2385 variables (removed 2157) and now considering 353/11934 (removed 11581) transitions.
// Phase 1: matrix 353 rows 228 cols
[2025-06-04 22:20:59] [INFO ] Computed 3 invariants in 14 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 22:21:00] [INFO ] Implicit Places using invariants in 437 ms returned []
[2025-06-04 22:21:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 22:21:00] [INFO ] State equation strengthened by 137 read => feed constraints.
[2025-06-04 22:21:01] [INFO ] Implicit Places using invariants and state equation in 1817 ms returned []
Implicit Place search using SMT with State Equation took 2287 ms to find 0 implicit places.
Running 352 sub problems to find dead transitions.
[2025-06-04 22:21:01] [INFO ] Invariant cache hit.
[2025-06-04 22:21:01] [INFO ] State equation strengthened by 137 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/227 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 352 unsolved
At refinement iteration 1 (OVERLAPS) 1/228 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 352 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 352 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 352 unsolved
Problem TDEAD113 is UNSAT
Problem TDEAD114 is UNSAT
Problem TDEAD115 is UNSAT
Problem TDEAD116 is UNSAT
Problem TDEAD149 is UNSAT
Problem TDEAD150 is UNSAT
Problem TDEAD151 is UNSAT
Problem TDEAD152 is UNSAT
Problem TDEAD314 is UNSAT
Problem TDEAD315 is UNSAT
Problem TDEAD316 is UNSAT
Problem TDEAD317 is UNSAT
Problem TDEAD319 is UNSAT
Problem TDEAD320 is UNSAT
Problem TDEAD321 is UNSAT
Problem TDEAD322 is UNSAT
Problem TDEAD324 is UNSAT
Problem TDEAD325 is UNSAT
Problem TDEAD326 is UNSAT
Problem TDEAD327 is UNSAT
Problem TDEAD329 is UNSAT
Problem TDEAD330 is UNSAT
Problem TDEAD331 is UNSAT
Problem TDEAD332 is UNSAT
At refinement iteration 4 (OVERLAPS) 353/581 variables, 228/231 constraints. Problems are: Problem set: 24 solved, 328 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/581 variables, 137/368 constraints. Problems are: Problem set: 24 solved, 328 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/581 variables, 0/368 constraints. Problems are: Problem set: 24 solved, 328 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 581/581 variables, and 368 constraints, problems are : Problem set: 24 solved, 328 unsolved in 30043 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 228/228 constraints, ReadFeed: 137/137 constraints, PredecessorRefiner: 352/352 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 24 solved, 328 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/203 variables, 0/0 constraints. Problems are: Problem set: 24 solved, 328 unsolved
At refinement iteration 1 (OVERLAPS) 17/220 variables, 2/2 constraints. Problems are: Problem set: 24 solved, 328 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/220 variables, 0/2 constraints. Problems are: Problem set: 24 solved, 328 unsolved
At refinement iteration 3 (OVERLAPS) 8/228 variables, 1/3 constraints. Problems are: Problem set: 24 solved, 328 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/3 constraints. Problems are: Problem set: 24 solved, 328 unsolved
At refinement iteration 5 (OVERLAPS) 353/581 variables, 228/231 constraints. Problems are: Problem set: 24 solved, 328 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/581 variables, 137/368 constraints. Problems are: Problem set: 24 solved, 328 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/581 variables, 328/696 constraints. Problems are: Problem set: 24 solved, 328 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 581/581 variables, and 696 constraints, problems are : Problem set: 24 solved, 328 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 228/228 constraints, ReadFeed: 137/137 constraints, PredecessorRefiner: 328/352 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60653ms problems are : Problem set: 24 solved, 328 unsolved
Search for dead transitions found 24 dead transitions in 60665ms
Found 24 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 24 transitions
Dead transitions reduction (with SMT) removed 24 transitions
Starting structural reductions in LTL mode, iteration 1 : 228/2385 places, 329/11934 transitions.
Reduce places removed 24 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 36 rules applied. Total rules applied 36 place count 204 transition count 317
Applied a total of 36 rules in 5 ms. Remains 204 /228 variables (removed 24) and now considering 317/329 (removed 12) transitions.
// Phase 1: matrix 317 rows 204 cols
[2025-06-04 22:22:02] [INFO ] Computed 2 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 22:22:02] [INFO ] Implicit Places using invariants in 91 ms returned []
[2025-06-04 22:22:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 22:22:02] [INFO ] State equation strengthened by 133 read => feed constraints.
[2025-06-04 22:22:04] [INFO ] Implicit Places using invariants and state equation in 2158 ms returned []
Implicit Place search using SMT with State Equation took 2254 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 204/2385 places, 317/11934 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 65628 ms. Remains : 204/2385 places, 317/11934 transitions.
Support contains 31 out of 204 places after structural reductions.
[2025-06-04 22:22:05] [INFO ] Flatten gal took : 61 ms
[2025-06-04 22:22:05] [INFO ] Initial state reduction rules for CTL removed 2 formulas.
FORMULA RingSingleMessageInMbox-PT-d1m020-CTLCardinality-2023-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d1m020-CTLCardinality-2025-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-06-04 22:22:05] [INFO ] Flatten gal took : 24 ms
[2025-06-04 22:22:05] [INFO ] Input system was already deterministic with 317 transitions.
Support contains 19 out of 204 places (down from 31) after GAL structural reductions.
FORMULA RingSingleMessageInMbox-PT-d1m020-CTLCardinality-2025-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (6945 resets) in 2539 ms. (15 steps per ms) remains 8/13 properties
BEST_FIRST walk for 40003 steps (1498 resets) in 119 ms. (333 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (1622 resets) in 105 ms. (377 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (1576 resets) in 112 ms. (354 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (1533 resets) in 204 ms. (195 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (1526 resets) in 594 ms. (67 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (1469 resets) in 168 ms. (236 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (1561 resets) in 80 ms. (493 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (1813 resets) in 101 ms. (392 steps per ms) remains 8/8 properties
[2025-06-04 22:22:06] [INFO ] Invariant cache hit.
[2025-06-04 22:22:06] [INFO ] State equation strengthened by 133 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 22/33 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/33 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 250/283 variables, 18/29 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/283 variables, 70/99 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/283 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (OVERLAPS) 64/347 variables, 1/100 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/347 variables, 27/127 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/347 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (OVERLAPS) 4/351 variables, 1/128 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/351 variables, 1/129 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/351 variables, 0/129 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Problem AtomicPropp0 is UNSAT
Problem AtomicPropp1 is UNSAT
Problem AtomicPropp2 is UNSAT
Problem AtomicPropp5 is UNSAT
Problem AtomicPropp6 is UNSAT
Problem AtomicPropp7 is UNSAT
Problem AtomicPropp9 is UNSAT
Problem AtomicPropp10 is UNSAT
After SMT solving in domain Real declared 521/521 variables, and 276 constraints, problems are : Problem set: 8 solved, 0 unsolved in 278 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 204/204 constraints, ReadFeed: 70/133 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 290ms problems are : Problem set: 8 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 8 atomic propositions for a total of 7 simplifications.
Initial state reduction rules removed 1 formulas.
FORMULA RingSingleMessageInMbox-PT-d1m020-CTLCardinality-2025-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d1m020-CTLCardinality-2025-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-06-04 22:22:06] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
[2025-06-04 22:22:06] [INFO ] Flatten gal took : 16 ms
FORMULA RingSingleMessageInMbox-PT-d1m020-CTLCardinality-2025-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-06-04 22:22:06] [INFO ] Flatten gal took : 16 ms
[2025-06-04 22:22:06] [INFO ] Input system was already deterministic with 317 transitions.
Computed a total of 34 stabilizing places and 90 stable transitions
Graph (complete) has 744 edges and 204 vertex of which 203 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.4 ms
Starting structural reductions in SI_CTL mode, iteration 0 : 204/204 places, 317/317 transitions.
Discarding 27 places :
Symmetric choice reduction at 0 with 27 rule applications. Total rules 27 place count 177 transition count 290
Iterating global reduction 0 with 27 rules applied. Total rules applied 54 place count 177 transition count 290
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 66 place count 177 transition count 278
Discarding 15 places :
Symmetric choice reduction at 1 with 15 rule applications. Total rules 81 place count 162 transition count 263
Iterating global reduction 1 with 15 rules applied. Total rules applied 96 place count 162 transition count 263
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 1 with 15 rules applied. Total rules applied 111 place count 162 transition count 248
Applied a total of 111 rules in 34 ms. Remains 162 /204 variables (removed 42) and now considering 248/317 (removed 69) transitions.
// Phase 1: matrix 248 rows 162 cols
[2025-06-04 22:22:06] [INFO ] Computed 2 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 22:22:06] [INFO ] Implicit Places using invariants in 82 ms returned []
[2025-06-04 22:22:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 22:22:06] [INFO ] State equation strengthened by 105 read => feed constraints.
[2025-06-04 22:22:07] [INFO ] Implicit Places using invariants and state equation in 796 ms returned []
Implicit Place search using SMT with State Equation took 882 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 22:22:07] [INFO ] Redundant transitions in 16 ms returned []
Running 247 sub problems to find dead transitions.
[2025-06-04 22:22:07] [INFO ] Invariant cache hit.
[2025-06-04 22:22:07] [INFO ] State equation strengthened by 105 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/161 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 247 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/161 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 247 unsolved
At refinement iteration 2 (OVERLAPS) 1/162 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 247 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/162 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 247 unsolved
At refinement iteration 4 (OVERLAPS) 248/410 variables, 162/164 constraints. Problems are: Problem set: 0 solved, 247 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/410 variables, 105/269 constraints. Problems are: Problem set: 0 solved, 247 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/410 variables, 0/269 constraints. Problems are: Problem set: 0 solved, 247 unsolved
At refinement iteration 7 (OVERLAPS) 0/410 variables, 0/269 constraints. Problems are: Problem set: 0 solved, 247 unsolved
No progress, stopping.
After SMT solving in domain Real declared 410/410 variables, and 269 constraints, problems are : Problem set: 0 solved, 247 unsolved in 17435 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 162/162 constraints, ReadFeed: 105/105 constraints, PredecessorRefiner: 247/247 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 247 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/161 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 247 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/161 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 247 unsolved
At refinement iteration 2 (OVERLAPS) 1/162 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 247 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/162 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 247 unsolved
At refinement iteration 4 (OVERLAPS) 248/410 variables, 162/164 constraints. Problems are: Problem set: 0 solved, 247 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/410 variables, 105/269 constraints. Problems are: Problem set: 0 solved, 247 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/410 variables, 247/516 constraints. Problems are: Problem set: 0 solved, 247 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:22:39] [INFO ] Deduced a trap composed of 49 places in 56 ms of which 7 ms to minimize.
Problem TDEAD54 is UNSAT
Problem TDEAD55 is UNSAT
Problem TDEAD57 is UNSAT
Problem TDEAD58 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:22:39] [INFO ] Deduced a trap composed of 61 places in 58 ms of which 3 ms to minimize.
Problem TDEAD69 is UNSAT
Problem TDEAD70 is UNSAT
Problem TDEAD71 is UNSAT
Problem TDEAD72 is UNSAT
Problem TDEAD97 is UNSAT
Problem TDEAD98 is UNSAT
Problem TDEAD103 is UNSAT
Problem TDEAD104 is UNSAT
Problem TDEAD204 is UNSAT
Problem TDEAD205 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:22:45] [INFO ] Deduced a trap composed of 57 places in 51 ms of which 3 ms to minimize.
Problem TDEAD207 is UNSAT
Problem TDEAD209 is UNSAT
Problem TDEAD210 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:22:45] [INFO ] Deduced a trap composed of 57 places in 42 ms of which 3 ms to minimize.
Problem TDEAD211 is UNSAT
Problem TDEAD216 is UNSAT
Problem TDEAD217 is UNSAT
Problem TDEAD221 is UNSAT
Problem TDEAD222 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:22:46] [INFO ] Deduced a trap composed of 59 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:22:46] [INFO ] Deduced a trap composed of 59 places in 43 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/410 variables, 6/522 constraints. Problems are: Problem set: 22 solved, 225 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 410/410 variables, and 522 constraints, problems are : Problem set: 22 solved, 225 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 162/162 constraints, ReadFeed: 105/105 constraints, PredecessorRefiner: 247/247 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 47644ms problems are : Problem set: 22 solved, 225 unsolved
Search for dead transitions found 22 dead transitions in 47645ms
Found 22 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 22 transitions
Dead transitions reduction (with SMT) removed 22 transitions
Starting structural reductions in SI_CTL mode, iteration 1 : 162/204 places, 226/317 transitions.
Graph (complete) has 537 edges and 162 vertex of which 144 are kept as prefixes of interest. Removing 18 places using SCC suffix rule.2 ms
Discarding 18 places :
Also discarding 0 output transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 7 place count 144 transition count 220
Applied a total of 7 rules in 19 ms. Remains 144 /162 variables (removed 18) and now considering 220/226 (removed 6) transitions.
// Phase 1: matrix 220 rows 144 cols
[2025-06-04 22:22:55] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 22:22:55] [INFO ] Implicit Places using invariants in 109 ms returned []
[2025-06-04 22:22:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 22:22:55] [INFO ] State equation strengthened by 101 read => feed constraints.
[2025-06-04 22:22:56] [INFO ] Implicit Places using invariants and state equation in 851 ms returned []
Implicit Place search using SMT with State Equation took 962 ms to find 0 implicit places.
Starting structural reductions in SI_CTL mode, iteration 2 : 144/204 places, 220/317 transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 49568 ms. Remains : 144/204 places, 220/317 transitions.
[2025-06-04 22:22:56] [INFO ] Flatten gal took : 10 ms
[2025-06-04 22:22:56] [INFO ] Flatten gal took : 10 ms
[2025-06-04 22:22:56] [INFO ] Input system was already deterministic with 220 transitions.
RANDOM walk for 2247 steps (430 resets) in 20 ms. (107 steps per ms) remains 0/1 properties
FORMULA RingSingleMessageInMbox-PT-d1m020-CTLCardinality-2025-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2025-06-04 22:22:56] [INFO ] Flatten gal took : 12 ms
[2025-06-04 22:22:56] [INFO ] Flatten gal took : 11 ms
[2025-06-04 22:22:56] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12372063587336130161.gal : 8 ms
[2025-06-04 22:22:56] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9988507033245713025.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12372063587336130161.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9988507033245713025.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 204/204 places, 317/317 transitions.
Discarding 31 places :
Symmetric choice reduction at 0 with 31 rule applications. Total rules 31 place count 173 transition count 286
Iterating global reduction 0 with 31 rules applied. Total rules applied 62 place count 173 transition count 286
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 76 place count 173 transition count 272
Discarding 17 places :
Symmetric choice reduction at 1 with 17 rule applications. Total rules 93 place count 156 transition count 255
Iterating global reduction 1 with 17 rules applied. Total rules applied 110 place count 156 transition count 255
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 1 with 17 rules applied. Total rules applied 127 place count 156 transition count 238
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 130 place count 153 transition count 199
Iterating global reduction 2 with 3 rules applied. Total rules applied 133 place count 153 transition count 199
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 135 place count 151 transition count 197
Iterating global reduction 2 with 2 rules applied. Total rules applied 137 place count 151 transition count 197
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 138 place count 151 transition count 196
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 142 place count 147 transition count 192
Iterating global reduction 3 with 4 rules applied. Total rules applied 146 place count 147 transition count 192
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 150 place count 147 transition count 188
Applied a total of 150 rules in 14 ms. Remains 147 /204 variables (removed 57) and now considering 188/317 (removed 129) transitions.
// Phase 1: matrix 188 rows 147 cols
[2025-06-04 22:22:56] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 22:22:56] [INFO ] Implicit Places using invariants in 84 ms returned []
[2025-06-04 22:22:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 22:22:56] [INFO ] State equation strengthened by 57 read => feed constraints.
[2025-06-04 22:22:57] [INFO ] Implicit Places using invariants and state equation in 967 ms returned []
Implicit Place search using SMT with State Equation took 1053 ms to find 0 implicit places.
Running 187 sub problems to find dead transitions.
[2025-06-04 22:22:57] [INFO ] Invariant cache hit.
[2025-06-04 22:22:57] [INFO ] State equation strengthened by 57 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/146 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 187 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/146 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 187 unsolved
At refinement iteration 2 (OVERLAPS) 1/147 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 187 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/147 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 187 unsolved
At refinement iteration 4 (OVERLAPS) 188/335 variables, 147/149 constraints. Problems are: Problem set: 0 solved, 187 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/335 variables, 57/206 constraints. Problems are: Problem set: 0 solved, 187 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:23:01] [INFO ] Deduced a trap composed of 48 places in 48 ms of which 2 ms to minimize.
Problem TDEAD25 is UNSAT
Problem TDEAD26 is UNSAT
Problem TDEAD28 is UNSAT
Problem TDEAD29 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:23:02] [INFO ] Deduced a trap composed of 60 places in 49 ms of which 3 ms to minimize.
Problem TDEAD40 is UNSAT
Problem TDEAD41 is UNSAT
Problem TDEAD42 is UNSAT
Problem TDEAD43 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:23:02] [INFO ] Deduced a trap composed of 58 places in 51 ms of which 3 ms to minimize.
Problem TDEAD68 is UNSAT
Problem TDEAD69 is UNSAT
Problem TDEAD74 is UNSAT
Problem TDEAD75 is UNSAT
Problem TDEAD144 is UNSAT
Problem TDEAD145 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:23:03] [INFO ] Deduced a trap composed of 56 places in 53 ms of which 3 ms to minimize.
Problem TDEAD147 is UNSAT
Problem TDEAD149 is UNSAT
Problem TDEAD150 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:23:03] [INFO ] Deduced a trap composed of 56 places in 47 ms of which 3 ms to minimize.
Problem TDEAD151 is UNSAT
Problem TDEAD156 is UNSAT
Problem TDEAD157 is UNSAT
Problem TDEAD161 is UNSAT
Problem TDEAD162 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:23:03] [INFO ] Deduced a trap composed of 58 places in 53 ms of which 4 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/335 variables, 6/212 constraints. Problems are: Problem set: 22 solved, 165 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/335 variables, 0/212 constraints. Problems are: Problem set: 22 solved, 165 unsolved
At refinement iteration 8 (OVERLAPS) 0/335 variables, 0/212 constraints. Problems are: Problem set: 22 solved, 165 unsolved
No progress, stopping.
After SMT solving in domain Real declared 335/335 variables, and 212 constraints, problems are : Problem set: 22 solved, 165 unsolved in 22368 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 147/147 constraints, ReadFeed: 57/57 constraints, PredecessorRefiner: 187/187 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 22 solved, 165 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/128 variables, 0/0 constraints. Problems are: Problem set: 22 solved, 165 unsolved
At refinement iteration 1 (OVERLAPS) 1/129 variables, 1/1 constraints. Problems are: Problem set: 22 solved, 165 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/129 variables, 0/1 constraints. Problems are: Problem set: 22 solved, 165 unsolved
At refinement iteration 3 (OVERLAPS) 8/137 variables, 1/2 constraints. Problems are: Problem set: 22 solved, 165 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/137 variables, 0/2 constraints. Problems are: Problem set: 22 solved, 165 unsolved
At refinement iteration 5 (OVERLAPS) 188/325 variables, 137/139 constraints. Problems are: Problem set: 22 solved, 165 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/325 variables, 57/196 constraints. Problems are: Problem set: 22 solved, 165 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/325 variables, 39/235 constraints. Problems are: Problem set: 22 solved, 165 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/325 variables, 0/235 constraints. Problems are: Problem set: 22 solved, 165 unsolved
At refinement iteration 9 (OVERLAPS) 10/335 variables, 10/245 constraints. Problems are: Problem set: 22 solved, 165 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/335 variables, 126/371 constraints. Problems are: Problem set: 22 solved, 165 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/335 variables, 6/377 constraints. Problems are: Problem set: 22 solved, 165 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:23:47] [INFO ] Deduced a trap along path composed of 9 places in 27 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 335/335 variables, and 378 constraints, problems are : Problem set: 22 solved, 165 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 147/147 constraints, ReadFeed: 57/57 constraints, PredecessorRefiner: 165/187 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 52482ms problems are : Problem set: 22 solved, 165 unsolved
Search for dead transitions found 22 dead transitions in 52484ms
Found 22 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 22 transitions
Dead transitions reduction (with SMT) removed 22 transitions
Starting structural reductions in LTL mode, iteration 1 : 147/204 places, 166/317 transitions.
Reduce places removed 18 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 24 place count 129 transition count 160
Applied a total of 24 rules in 3 ms. Remains 129 /147 variables (removed 18) and now considering 160/166 (removed 6) transitions.
// Phase 1: matrix 160 rows 129 cols
[2025-06-04 22:23:50] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 22:23:50] [INFO ] Implicit Places using invariants in 69 ms returned []
[2025-06-04 22:23:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 22:23:50] [INFO ] State equation strengthened by 53 read => feed constraints.
[2025-06-04 22:23:50] [INFO ] Implicit Places using invariants and state equation in 359 ms returned []
Implicit Place search using SMT with State Equation took 430 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 129/204 places, 160/317 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 53986 ms. Remains : 129/204 places, 160/317 transitions.
[2025-06-04 22:23:50] [INFO ] Flatten gal took : 9 ms
[2025-06-04 22:23:50] [INFO ] Flatten gal took : 7 ms
[2025-06-04 22:23:50] [INFO ] Input system was already deterministic with 160 transitions.
[2025-06-04 22:23:50] [INFO ] Flatten gal took : 6 ms
[2025-06-04 22:23:50] [INFO ] Flatten gal took : 7 ms
[2025-06-04 22:23:50] [INFO ] Time to serialize gal into /tmp/CTLCardinality2760388990253002528.gal : 2 ms
[2025-06-04 22:23:50] [INFO ] Time to serialize properties into /tmp/CTLCardinality17764834588748083260.ctl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality2760388990253002528.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality17764834588748083260.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.81002e+11,1.94607,56928,2,14937,5,235366,6,0,676,234210,0
Converting to forward existential form...Done !
original formula: EF(EG(AX(FALSE)))
=> equivalent forward existential formula: [FwdG(FwdU(Init,TRUE),!(EX(!(FALSE))))] != FALSE
Reverse transition relation is NOT exact ! Due to transitions t1, t11, t12, t13, t14, t15, t24, t25, t26, t29, t38, t41, t47, t52, t63, t65, t67, t69, t106...514
(forward)formula 0,1,23.2145,550128,1,0,414,2.2403e+06,341,140,4810,2.17233e+06,435
FORMULA RingSingleMessageInMbox-PT-d1m020-CTLCardinality-2025-03 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in SI_CTL mode, iteration 0 : 204/204 places, 317/317 transitions.
Discarding 30 places :
Symmetric choice reduction at 0 with 30 rule applications. Total rules 30 place count 174 transition count 287
Iterating global reduction 0 with 30 rules applied. Total rules applied 60 place count 174 transition count 287
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 0 with 13 rules applied. Total rules applied 73 place count 174 transition count 274
Discarding 17 places :
Symmetric choice reduction at 1 with 17 rule applications. Total rules 90 place count 157 transition count 257
Iterating global reduction 1 with 17 rules applied. Total rules applied 107 place count 157 transition count 257
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 1 with 17 rules applied. Total rules applied 124 place count 157 transition count 240
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 127 place count 154 transition count 201
Iterating global reduction 2 with 3 rules applied. Total rules applied 130 place count 154 transition count 201
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 132 place count 152 transition count 199
Iterating global reduction 2 with 2 rules applied. Total rules applied 134 place count 152 transition count 199
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 135 place count 152 transition count 198
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 139 place count 148 transition count 194
Iterating global reduction 3 with 4 rules applied. Total rules applied 143 place count 148 transition count 194
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 147 place count 148 transition count 190
Applied a total of 147 rules in 30 ms. Remains 148 /204 variables (removed 56) and now considering 190/317 (removed 127) transitions.
// Phase 1: matrix 190 rows 148 cols
[2025-06-04 22:24:13] [INFO ] Computed 2 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 22:24:14] [INFO ] Implicit Places using invariants in 79 ms returned []
[2025-06-04 22:24:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 22:24:14] [INFO ] State equation strengthened by 59 read => feed constraints.
[2025-06-04 22:24:14] [INFO ] Implicit Places using invariants and state equation in 575 ms returned []
Implicit Place search using SMT with State Equation took 656 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 22:24:14] [INFO ] Redundant transitions in 2 ms returned []
Running 189 sub problems to find dead transitions.
[2025-06-04 22:24:14] [INFO ] Invariant cache hit.
[2025-06-04 22:24:14] [INFO ] State equation strengthened by 59 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/147 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/147 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 2 (OVERLAPS) 1/148 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/148 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 4 (OVERLAPS) 190/338 variables, 148/150 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/338 variables, 59/209 constraints. Problems are: Problem set: 0 solved, 189 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:24:19] [INFO ] Deduced a trap composed of 48 places in 44 ms of which 2 ms to minimize.
Problem TDEAD146 is UNSAT
Problem TDEAD147 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:24:19] [INFO ] Deduced a trap composed of 56 places in 46 ms of which 4 ms to minimize.
Problem TDEAD149 is UNSAT
Problem TDEAD151 is UNSAT
Problem TDEAD152 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:24:20] [INFO ] Deduced a trap composed of 56 places in 42 ms of which 4 ms to minimize.
Problem TDEAD153 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:24:20] [INFO ] Deduced a trap composed of 58 places in 47 ms of which 3 ms to minimize.
Problem TDEAD158 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:24:20] [INFO ] Deduced a trap composed of 58 places in 48 ms of which 3 ms to minimize.
Problem TDEAD159 is UNSAT
Problem TDEAD163 is UNSAT
Problem TDEAD164 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:24:20] [INFO ] Deduced a trap composed of 58 places in 43 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:24:20] [INFO ] Deduced a trap composed of 58 places in 48 ms of which 4 ms to minimize.
Problem TDEAD25 is UNSAT
Problem TDEAD26 is UNSAT
Problem TDEAD28 is UNSAT
Problem TDEAD29 is UNSAT
Problem TDEAD68 is UNSAT
Problem TDEAD69 is UNSAT
At refinement iteration 6 (INCLUDED_ONLY) 0/338 variables, 7/216 constraints. Problems are: Problem set: 16 solved, 173 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:24:24] [INFO ] Deduced a trap composed of 60 places in 40 ms of which 3 ms to minimize.
Problem TDEAD40 is UNSAT
Problem TDEAD41 is UNSAT
Problem TDEAD42 is UNSAT
Problem TDEAD43 is UNSAT
Problem TDEAD74 is UNSAT
Problem TDEAD75 is UNSAT
At refinement iteration 7 (INCLUDED_ONLY) 0/338 variables, 1/217 constraints. Problems are: Problem set: 22 solved, 167 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/338 variables, 0/217 constraints. Problems are: Problem set: 22 solved, 167 unsolved
At refinement iteration 9 (OVERLAPS) 0/338 variables, 0/217 constraints. Problems are: Problem set: 22 solved, 167 unsolved
No progress, stopping.
After SMT solving in domain Real declared 338/338 variables, and 217 constraints, problems are : Problem set: 22 solved, 167 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 148/148 constraints, ReadFeed: 59/59 constraints, PredecessorRefiner: 189/189 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 22 solved, 167 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/129 variables, 0/0 constraints. Problems are: Problem set: 22 solved, 167 unsolved
At refinement iteration 1 (OVERLAPS) 1/130 variables, 1/1 constraints. Problems are: Problem set: 22 solved, 167 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/130 variables, 0/1 constraints. Problems are: Problem set: 22 solved, 167 unsolved
At refinement iteration 3 (OVERLAPS) 8/138 variables, 1/2 constraints. Problems are: Problem set: 22 solved, 167 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/138 variables, 0/2 constraints. Problems are: Problem set: 22 solved, 167 unsolved
At refinement iteration 5 (OVERLAPS) 190/328 variables, 138/140 constraints. Problems are: Problem set: 22 solved, 167 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/328 variables, 59/199 constraints. Problems are: Problem set: 22 solved, 167 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/328 variables, 39/238 constraints. Problems are: Problem set: 22 solved, 167 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/328 variables, 0/238 constraints. Problems are: Problem set: 22 solved, 167 unsolved
At refinement iteration 9 (OVERLAPS) 10/338 variables, 10/248 constraints. Problems are: Problem set: 22 solved, 167 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/338 variables, 128/376 constraints. Problems are: Problem set: 22 solved, 167 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/338 variables, 8/384 constraints. Problems are: Problem set: 22 solved, 167 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:25:09] [INFO ] Deduced a trap along path composed of 9 places in 32 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 338/338 variables, and 385 constraints, problems are : Problem set: 22 solved, 167 unsolved in 30011 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 148/148 constraints, ReadFeed: 59/59 constraints, PredecessorRefiner: 167/189 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 60117ms problems are : Problem set: 22 solved, 167 unsolved
Search for dead transitions found 22 dead transitions in 60118ms
Found 22 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 22 transitions
Dead transitions reduction (with SMT) removed 22 transitions
Starting structural reductions in SI_CTL mode, iteration 1 : 148/204 places, 168/317 transitions.
Graph (complete) has 455 edges and 148 vertex of which 130 are kept as prefixes of interest. Removing 18 places using SCC suffix rule.1 ms
Discarding 18 places :
Also discarding 0 output transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 7 place count 130 transition count 162
Applied a total of 7 rules in 8 ms. Remains 130 /148 variables (removed 18) and now considering 162/168 (removed 6) transitions.
// Phase 1: matrix 162 rows 130 cols
[2025-06-04 22:25:14] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 22:25:14] [INFO ] Implicit Places using invariants in 64 ms returned []
[2025-06-04 22:25:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 22:25:14] [INFO ] State equation strengthened by 55 read => feed constraints.
[2025-06-04 22:25:15] [INFO ] Implicit Places using invariants and state equation in 430 ms returned []
Implicit Place search using SMT with State Equation took 496 ms to find 0 implicit places.
Starting structural reductions in SI_CTL mode, iteration 2 : 130/204 places, 162/317 transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 61320 ms. Remains : 130/204 places, 162/317 transitions.
[2025-06-04 22:25:15] [INFO ] Flatten gal took : 10 ms
[2025-06-04 22:25:15] [INFO ] Flatten gal took : 7 ms
[2025-06-04 22:25:15] [INFO ] Input system was already deterministic with 162 transitions.
[2025-06-04 22:25:15] [INFO ] Flatten gal took : 5 ms
[2025-06-04 22:25:15] [INFO ] Flatten gal took : 5 ms
[2025-06-04 22:25:15] [INFO ] Time to serialize gal into /tmp/CTLCardinality5612101150938111214.gal : 2 ms
[2025-06-04 22:25:15] [INFO ] Time to serialize properties into /tmp/CTLCardinality4663377164342381187.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality5612101150938111214.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality4663377164342381187.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,4.07782e+11,1.94797,56704,2,15441,5,238506,6,0,682,233949,0
Converting to forward existential form...Done !
original formula: AF(AG(EF((l5551>0))))
=> equivalent forward existential formula: [FwdG(Init,!(!(E(TRUE U !(E(TRUE U (l5551>0)))))))] = FALSE
Reverse transition relation is NOT exact ! Due to transitions t1, t11, t12, t13, t14, t15, t24, t25, t26, t29, t38, t41, t47, t52, t64, t66, t68, t70, t108...515
Detected timeout of ITS tools.
[2025-06-04 22:25:45] [INFO ] Flatten gal took : 11 ms
[2025-06-04 22:25:45] [INFO ] Applying decomposition
[2025-06-04 22:25:45] [INFO ] Flatten gal took : 6 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph17827955693164001326.txt' '-o' '/tmp/graph17827955693164001326.bin' '-w' '/tmp/graph17827955693164001326.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph17827955693164001326.bin' '-l' '-1' '-v' '-w' '/tmp/graph17827955693164001326.weights' '-q' '0' '-e' '0.001'
[2025-06-04 22:25:45] [INFO ] Decomposing Gal with order
[2025-06-04 22:25:45] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-04 22:25:45] [INFO ] Removed a total of 171 redundant transitions.
[2025-06-04 22:25:45] [INFO ] Flatten gal took : 69 ms
[2025-06-04 22:25:45] [INFO ] Fuse similar labels procedure discarded/fused a total of 94 labels/synchronizations in 22 ms.
[2025-06-04 22:25:45] [INFO ] Time to serialize gal into /tmp/CTLCardinality13110409183376298553.gal : 17 ms
[2025-06-04 22:25:45] [INFO ] Time to serialize properties into /tmp/CTLCardinality15250218132458234642.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality13110409183376298553.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality15250218132458234642.ctl'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...264
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
Starting structural reductions in SI_CTL mode, iteration 0 : 204/204 places, 317/317 transitions.
Discarding 30 places :
Symmetric choice reduction at 0 with 30 rule applications. Total rules 30 place count 174 transition count 287
Iterating global reduction 0 with 30 rules applied. Total rules applied 60 place count 174 transition count 287
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 74 place count 174 transition count 273
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 90 place count 158 transition count 257
Iterating global reduction 1 with 16 rules applied. Total rules applied 106 place count 158 transition count 257
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 122 place count 158 transition count 241
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 124 place count 156 transition count 215
Iterating global reduction 2 with 2 rules applied. Total rules applied 126 place count 156 transition count 215
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 127 place count 155 transition count 214
Iterating global reduction 2 with 1 rules applied. Total rules applied 128 place count 155 transition count 214
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 129 place count 155 transition count 213
Applied a total of 129 rules in 34 ms. Remains 155 /204 variables (removed 49) and now considering 213/317 (removed 104) transitions.
// Phase 1: matrix 213 rows 155 cols
[2025-06-04 22:26:15] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 22:26:15] [INFO ] Implicit Places using invariants in 101 ms returned []
[2025-06-04 22:26:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 22:26:15] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-04 22:26:16] [INFO ] Implicit Places using invariants and state equation in 516 ms returned []
Implicit Place search using SMT with State Equation took 628 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 22:26:16] [INFO ] Redundant transitions in 4 ms returned []
Running 212 sub problems to find dead transitions.
[2025-06-04 22:26:16] [INFO ] Invariant cache hit.
[2025-06-04 22:26:16] [INFO ] State equation strengthened by 75 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/154 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/154 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 2 (OVERLAPS) 1/155 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 4 (OVERLAPS) 213/368 variables, 155/157 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/368 variables, 75/232 constraints. Problems are: Problem set: 0 solved, 212 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/368 variables, 0/232 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 7 (OVERLAPS) 0/368 variables, 0/232 constraints. Problems are: Problem set: 0 solved, 212 unsolved
No progress, stopping.
After SMT solving in domain Real declared 368/368 variables, and 232 constraints, problems are : Problem set: 0 solved, 212 unsolved in 14244 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 155/155 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 212/212 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 212 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/154 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/154 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 2 (OVERLAPS) 1/155 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 4 (OVERLAPS) 213/368 variables, 155/157 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/368 variables, 75/232 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/368 variables, 212/444 constraints. Problems are: Problem set: 0 solved, 212 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:26:39] [INFO ] Deduced a trap composed of 48 places in 39 ms of which 2 ms to minimize.
Problem TDEAD34 is UNSAT
Problem TDEAD35 is UNSAT
Problem TDEAD37 is UNSAT
Problem TDEAD38 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:26:39] [INFO ] Deduced a trap composed of 60 places in 47 ms of which 3 ms to minimize.
Problem TDEAD49 is UNSAT
Problem TDEAD50 is UNSAT
Problem TDEAD51 is UNSAT
Problem TDEAD52 is UNSAT
Problem TDEAD77 is UNSAT
Problem TDEAD78 is UNSAT
Problem TDEAD83 is UNSAT
Problem TDEAD84 is UNSAT
Problem TDEAD169 is UNSAT
Problem TDEAD170 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:26:43] [INFO ] Deduced a trap composed of 56 places in 48 ms of which 3 ms to minimize.
Problem TDEAD172 is UNSAT
Problem TDEAD174 is UNSAT
Problem TDEAD175 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:26:43] [INFO ] Deduced a trap composed of 56 places in 51 ms of which 3 ms to minimize.
Problem TDEAD176 is UNSAT
Problem TDEAD181 is UNSAT
Problem TDEAD182 is UNSAT
Problem TDEAD186 is UNSAT
Problem TDEAD187 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:26:43] [INFO ] Deduced a trap composed of 58 places in 50 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:26:43] [INFO ] Deduced a trap composed of 58 places in 43 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/368 variables, 6/450 constraints. Problems are: Problem set: 22 solved, 190 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:26:53] [INFO ] Deduced a trap along path composed of 9 places in 28 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 368/368 variables, and 451 constraints, problems are : Problem set: 22 solved, 190 unsolved in 30010 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 155/155 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 212/212 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 44385ms problems are : Problem set: 22 solved, 190 unsolved
Search for dead transitions found 22 dead transitions in 44385ms
Found 22 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 22 transitions
Dead transitions reduction (with SMT) removed 22 transitions
Starting structural reductions in SI_CTL mode, iteration 1 : 155/204 places, 191/317 transitions.
Graph (complete) has 491 edges and 155 vertex of which 137 are kept as prefixes of interest. Removing 18 places using SCC suffix rule.1 ms
Discarding 18 places :
Also discarding 0 output transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 7 place count 137 transition count 185
Applied a total of 7 rules in 10 ms. Remains 137 /155 variables (removed 18) and now considering 185/191 (removed 6) transitions.
// Phase 1: matrix 185 rows 137 cols
[2025-06-04 22:27:00] [INFO ] Computed 2 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 22:27:00] [INFO ] Implicit Places using invariants in 81 ms returned []
[2025-06-04 22:27:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 22:27:00] [INFO ] State equation strengthened by 71 read => feed constraints.
[2025-06-04 22:27:01] [INFO ] Implicit Places using invariants and state equation in 756 ms returned []
Implicit Place search using SMT with State Equation took 839 ms to find 0 implicit places.
Starting structural reductions in SI_CTL mode, iteration 2 : 137/204 places, 185/317 transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 45910 ms. Remains : 137/204 places, 185/317 transitions.
[2025-06-04 22:27:01] [INFO ] Flatten gal took : 7 ms
[2025-06-04 22:27:01] [INFO ] Flatten gal took : 9 ms
[2025-06-04 22:27:01] [INFO ] Input system was already deterministic with 185 transitions.
[2025-06-04 22:27:01] [INFO ] Flatten gal took : 7 ms
[2025-06-04 22:27:01] [INFO ] Flatten gal took : 7 ms
[2025-06-04 22:27:01] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1620304347205929716.gal : 2 ms
[2025-06-04 22:27:01] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16886843074227494991.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1620304347205929716.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16886843074227494991.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 21761 steps (4470 resets) in 150 ms. (144 steps per ms) remains 0/1 properties
FORMULA RingSingleMessageInMbox-PT-d1m020-CTLCardinality-2025-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 204/204 places, 317/317 transitions.
Discarding 31 places :
Symmetric choice reduction at 0 with 31 rule applications. Total rules 31 place count 173 transition count 286
Iterating global reduction 0 with 31 rules applied. Total rules applied 62 place count 173 transition count 286
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 76 place count 173 transition count 272
Discarding 17 places :
Symmetric choice reduction at 1 with 17 rule applications. Total rules 93 place count 156 transition count 255
Iterating global reduction 1 with 17 rules applied. Total rules applied 110 place count 156 transition count 255
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 1 with 17 rules applied. Total rules applied 127 place count 156 transition count 238
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 130 place count 153 transition count 199
Iterating global reduction 2 with 3 rules applied. Total rules applied 133 place count 153 transition count 199
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 135 place count 151 transition count 197
Iterating global reduction 2 with 2 rules applied. Total rules applied 137 place count 151 transition count 197
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 138 place count 151 transition count 196
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 142 place count 147 transition count 192
Iterating global reduction 3 with 4 rules applied. Total rules applied 146 place count 147 transition count 192
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 150 place count 147 transition count 188
Applied a total of 150 rules in 10 ms. Remains 147 /204 variables (removed 57) and now considering 188/317 (removed 129) transitions.
// Phase 1: matrix 188 rows 147 cols
[2025-06-04 22:27:01] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 22:27:01] [INFO ] Implicit Places using invariants in 112 ms returned []
[2025-06-04 22:27:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 22:27:01] [INFO ] State equation strengthened by 57 read => feed constraints.
[2025-06-04 22:27:02] [INFO ] Implicit Places using invariants and state equation in 948 ms returned []
Implicit Place search using SMT with State Equation took 1062 ms to find 0 implicit places.
Running 187 sub problems to find dead transitions.
[2025-06-04 22:27:02] [INFO ] Invariant cache hit.
[2025-06-04 22:27:02] [INFO ] State equation strengthened by 57 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/146 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 187 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/146 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 187 unsolved
At refinement iteration 2 (OVERLAPS) 1/147 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 187 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/147 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 187 unsolved
At refinement iteration 4 (OVERLAPS) 188/335 variables, 147/149 constraints. Problems are: Problem set: 0 solved, 187 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/335 variables, 57/206 constraints. Problems are: Problem set: 0 solved, 187 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:27:06] [INFO ] Deduced a trap composed of 48 places in 43 ms of which 3 ms to minimize.
Problem TDEAD25 is UNSAT
Problem TDEAD26 is UNSAT
Problem TDEAD28 is UNSAT
Problem TDEAD29 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:27:07] [INFO ] Deduced a trap composed of 60 places in 39 ms of which 3 ms to minimize.
Problem TDEAD40 is UNSAT
Problem TDEAD41 is UNSAT
Problem TDEAD42 is UNSAT
Problem TDEAD43 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:27:07] [INFO ] Deduced a trap composed of 58 places in 54 ms of which 4 ms to minimize.
Problem TDEAD68 is UNSAT
Problem TDEAD69 is UNSAT
Problem TDEAD74 is UNSAT
Problem TDEAD75 is UNSAT
Problem TDEAD144 is UNSAT
Problem TDEAD145 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:27:08] [INFO ] Deduced a trap composed of 56 places in 42 ms of which 4 ms to minimize.
Problem TDEAD147 is UNSAT
Problem TDEAD149 is UNSAT
Problem TDEAD150 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:27:08] [INFO ] Deduced a trap composed of 56 places in 49 ms of which 4 ms to minimize.
Problem TDEAD151 is UNSAT
Problem TDEAD156 is UNSAT
Problem TDEAD157 is UNSAT
Problem TDEAD161 is UNSAT
Problem TDEAD162 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:27:08] [INFO ] Deduced a trap composed of 58 places in 51 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/335 variables, 6/212 constraints. Problems are: Problem set: 22 solved, 165 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/335 variables, 0/212 constraints. Problems are: Problem set: 22 solved, 165 unsolved
At refinement iteration 8 (OVERLAPS) 0/335 variables, 0/212 constraints. Problems are: Problem set: 22 solved, 165 unsolved
No progress, stopping.
After SMT solving in domain Real declared 335/335 variables, and 212 constraints, problems are : Problem set: 22 solved, 165 unsolved in 22276 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 147/147 constraints, ReadFeed: 57/57 constraints, PredecessorRefiner: 187/187 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 22 solved, 165 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/128 variables, 0/0 constraints. Problems are: Problem set: 22 solved, 165 unsolved
At refinement iteration 1 (OVERLAPS) 1/129 variables, 1/1 constraints. Problems are: Problem set: 22 solved, 165 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/129 variables, 0/1 constraints. Problems are: Problem set: 22 solved, 165 unsolved
At refinement iteration 3 (OVERLAPS) 8/137 variables, 1/2 constraints. Problems are: Problem set: 22 solved, 165 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/137 variables, 0/2 constraints. Problems are: Problem set: 22 solved, 165 unsolved
At refinement iteration 5 (OVERLAPS) 188/325 variables, 137/139 constraints. Problems are: Problem set: 22 solved, 165 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/325 variables, 57/196 constraints. Problems are: Problem set: 22 solved, 165 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/325 variables, 39/235 constraints. Problems are: Problem set: 22 solved, 165 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/325 variables, 0/235 constraints. Problems are: Problem set: 22 solved, 165 unsolved
At refinement iteration 9 (OVERLAPS) 10/335 variables, 10/245 constraints. Problems are: Problem set: 22 solved, 165 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/335 variables, 126/371 constraints. Problems are: Problem set: 22 solved, 165 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/335 variables, 6/377 constraints. Problems are: Problem set: 22 solved, 165 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:27:52] [INFO ] Deduced a trap along path composed of 9 places in 30 ms of which 0 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 335/335 variables, and 378 constraints, problems are : Problem set: 22 solved, 165 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 147/147 constraints, ReadFeed: 57/57 constraints, PredecessorRefiner: 165/187 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 52388ms problems are : Problem set: 22 solved, 165 unsolved
Search for dead transitions found 22 dead transitions in 52389ms
Found 22 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 22 transitions
Dead transitions reduction (with SMT) removed 22 transitions
Starting structural reductions in LTL mode, iteration 1 : 147/204 places, 166/317 transitions.
Reduce places removed 18 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 24 place count 129 transition count 160
Applied a total of 24 rules in 3 ms. Remains 129 /147 variables (removed 18) and now considering 160/166 (removed 6) transitions.
// Phase 1: matrix 160 rows 129 cols
[2025-06-04 22:27:55] [INFO ] Computed 2 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 22:27:55] [INFO ] Implicit Places using invariants in 71 ms returned []
[2025-06-04 22:27:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 22:27:55] [INFO ] State equation strengthened by 53 read => feed constraints.
[2025-06-04 22:27:55] [INFO ] Implicit Places using invariants and state equation in 349 ms returned []
Implicit Place search using SMT with State Equation took 422 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 129/204 places, 160/317 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 53888 ms. Remains : 129/204 places, 160/317 transitions.
[2025-06-04 22:27:55] [INFO ] Flatten gal took : 6 ms
[2025-06-04 22:27:55] [INFO ] Flatten gal took : 5 ms
[2025-06-04 22:27:55] [INFO ] Input system was already deterministic with 160 transitions.
[2025-06-04 22:27:55] [INFO ] Flatten gal took : 5 ms
[2025-06-04 22:27:55] [INFO ] Flatten gal took : 5 ms
[2025-06-04 22:27:55] [INFO ] Time to serialize gal into /tmp/CTLCardinality8482191732244713113.gal : 1 ms
[2025-06-04 22:27:55] [INFO ] Time to serialize properties into /tmp/CTLCardinality17069873255242095116.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality8482191732244713113.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality17069873255242095116.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.81002e+11,1.96357,56968,2,14937,5,235366,6,0,676,234210,0
Converting to forward existential form...Done !
original formula: EG(EX(EX(TRUE)))
=> equivalent forward existential formula: [FwdG(Init,EX(EX(TRUE)))] != FALSE
Reverse transition relation is NOT exact ! Due to transitions t1, t11, t12, t13, t14, t15, t24, t25, t26, t29, t38, t41, t47, t52, t63, t65, t67, t69, t106...514
Detected timeout of ITS tools.
[2025-06-04 22:28:25] [INFO ] Flatten gal took : 8 ms
[2025-06-04 22:28:25] [INFO ] Applying decomposition
[2025-06-04 22:28:25] [INFO ] Flatten gal took : 6 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph10209482204122362087.txt' '-o' '/tmp/graph10209482204122362087.bin' '-w' '/tmp/graph10209482204122362087.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph10209482204122362087.bin' '-l' '-1' '-v' '-w' '/tmp/graph10209482204122362087.weights' '-q' '0' '-e' '0.001'
[2025-06-04 22:28:25] [INFO ] Decomposing Gal with order
[2025-06-04 22:28:25] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-04 22:28:25] [INFO ] Removed a total of 154 redundant transitions.
[2025-06-04 22:28:25] [INFO ] Flatten gal took : 14 ms
[2025-06-04 22:28:25] [INFO ] Fuse similar labels procedure discarded/fused a total of 74 labels/synchronizations in 4 ms.
[2025-06-04 22:28:25] [INFO ] Time to serialize gal into /tmp/CTLCardinality12514213073526329968.gal : 2 ms
[2025-06-04 22:28:25] [INFO ] Time to serialize properties into /tmp/CTLCardinality540979490316130853.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality12514213073526329968.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality540979490316130853.ctl'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...262
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.81002e+11,23.8167,511100,5601,6494,579497,1.10185e+06,482,1.06917e+06,159,2.79105e+06,0
Converting to forward existential form...Done !
Detected timeout of ITS tools.
Starting structural reductions in SI_CTL mode, iteration 0 : 204/204 places, 317/317 transitions.
Discarding 29 places :
Symmetric choice reduction at 0 with 29 rule applications. Total rules 29 place count 175 transition count 288
Iterating global reduction 0 with 29 rules applied. Total rules applied 58 place count 175 transition count 288
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 70 place count 175 transition count 276
Discarding 17 places :
Symmetric choice reduction at 1 with 17 rule applications. Total rules 87 place count 158 transition count 259
Iterating global reduction 1 with 17 rules applied. Total rules applied 104 place count 158 transition count 259
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 1 with 17 rules applied. Total rules applied 121 place count 158 transition count 242
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 123 place count 156 transition count 216
Iterating global reduction 2 with 2 rules applied. Total rules applied 125 place count 156 transition count 216
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 126 place count 155 transition count 215
Iterating global reduction 2 with 1 rules applied. Total rules applied 127 place count 155 transition count 215
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 131 place count 151 transition count 211
Iterating global reduction 2 with 4 rules applied. Total rules applied 135 place count 151 transition count 211
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 143 place count 151 transition count 203
Applied a total of 143 rules in 22 ms. Remains 151 /204 variables (removed 53) and now considering 203/317 (removed 114) transitions.
// Phase 1: matrix 203 rows 151 cols
[2025-06-04 22:28:55] [INFO ] Computed 2 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 22:28:55] [INFO ] Implicit Places using invariants in 83 ms returned []
[2025-06-04 22:28:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 22:28:55] [INFO ] State equation strengthened by 69 read => feed constraints.
[2025-06-04 22:28:56] [INFO ] Implicit Places using invariants and state equation in 687 ms returned []
Implicit Place search using SMT with State Equation took 786 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 22:28:56] [INFO ] Redundant transitions in 4 ms returned []
Running 202 sub problems to find dead transitions.
[2025-06-04 22:28:56] [INFO ] Invariant cache hit.
[2025-06-04 22:28:56] [INFO ] State equation strengthened by 69 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/150 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/150 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 2 (OVERLAPS) 1/151 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/151 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 4 (OVERLAPS) 203/354 variables, 151/153 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/354 variables, 69/222 constraints. Problems are: Problem set: 0 solved, 202 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:29:03] [INFO ] Deduced a trap composed of 49 places in 46 ms of which 3 ms to minimize.
Problem TDEAD40 is UNSAT
Problem TDEAD41 is UNSAT
Problem TDEAD43 is UNSAT
Problem TDEAD44 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:29:03] [INFO ] Deduced a trap composed of 61 places in 42 ms of which 3 ms to minimize.
Problem TDEAD55 is UNSAT
Problem TDEAD56 is UNSAT
Problem TDEAD57 is UNSAT
Problem TDEAD58 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:29:03] [INFO ] Deduced a trap composed of 59 places in 50 ms of which 4 ms to minimize.
Problem TDEAD83 is UNSAT
Problem TDEAD84 is UNSAT
Problem TDEAD89 is UNSAT
Problem TDEAD90 is UNSAT
Problem TDEAD159 is UNSAT
Problem TDEAD160 is UNSAT
Problem TDEAD164 is UNSAT
Problem TDEAD165 is UNSAT
Problem TDEAD171 is UNSAT
Problem TDEAD172 is UNSAT
Problem TDEAD176 is UNSAT
Problem TDEAD177 is UNSAT
At refinement iteration 6 (INCLUDED_ONLY) 0/354 variables, 3/225 constraints. Problems are: Problem set: 20 solved, 182 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:29:11] [INFO ] Deduced a trap composed of 57 places in 53 ms of which 5 ms to minimize.
Problem TDEAD162 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:29:11] [INFO ] Deduced a trap composed of 57 places in 45 ms of which 5 ms to minimize.
Problem TDEAD166 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 22:29:11] [INFO ] Deduced a trap composed of 60 places in 45 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/354 variables, 3/228 constraints. Problems are: Problem set: 22 solved, 180 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/354 variables, 0/228 constraints. Problems are: Problem set: 22 solved, 180 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 354/354 variables, and 228 constraints, problems are : Problem set: 22 solved, 180 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 151/151 constraints, ReadFeed: 69/69 constraints, PredecessorRefiner: 202/202 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 22 solved, 180 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/132 variables, 0/0 constraints. Problems are: Problem set: 22 solved, 180 unsolved
At refinement iteration 1 (OVERLAPS) 1/133 variables, 1/1 constraints. Problems are: Problem set: 22 solved, 180 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/133 variables, 0/1 constraints. Problems are: Problem set: 22 solved, 180 unsolved
At refinement iteration 3 (OVERLAPS) 8/141 variables, 1/2 constraints. Problems are: Problem set: 22 solved, 180 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/141 variables, 1/3 constraints. Problems are: Problem set: 22 solved, 180 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/141 variables, 0/3 constraints. Problems are: Problem set: 22 solved, 180 unsolved
At refinement iteration 6 (OVERLAPS) 203/344 variables, 141/144 constraints. Problems are: Problem set: 22 solved, 180 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/344 variables, 69/213 constraints. Problems are: Problem set: 22 solved, 180 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 39/252 constraints. Problems are: Problem set: 22 solved, 180 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/344 variables, 0/252 constraints. Problems are: Problem set: 22 solved, 180 unsolved
At refinement iteration 10 (OVERLAPS) 10/354 variables, 10/262 constraints. Problems are: Problem set: 22 solved, 180 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/354 variables, 141/403 constraints. Problems are: Problem set: 22 solved, 180 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/354 variables, 5/408 constraints. Problems are: Problem set: 22 solved, 180 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 354/354 variables, and 408 constraints, problems are : Problem set: 22 solved, 180 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 151/151 constraints, ReadFeed: 69/69 constraints, PredecessorRefiner: 180/202 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60140ms problems are : Problem set: 22 solved, 180 unsolved
Search for dead transitions found 22 dead transitions in 60140ms
Found 22 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 22 transitions
Dead transitions reduction (with SMT) removed 22 transitions
Starting structural reductions in SI_CTL mode, iteration 1 : 151/204 places, 181/317 transitions.
Graph (complete) has 473 edges and 151 vertex of which 133 are kept as prefixes of interest. Removing 18 places using SCC suffix rule.2 ms
Discarding 18 places :
Also discarding 0 output transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 7 place count 133 transition count 175
Applied a total of 7 rules in 9 ms. Remains 133 /151 variables (removed 18) and now considering 175/181 (removed 6) transitions.
// Phase 1: matrix 175 rows 133 cols
[2025-06-04 22:29:56] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 22:29:56] [INFO ] Implicit Places using invariants in 94 ms returned []
[2025-06-04 22:29:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 22:29:56] [INFO ] State equation strengthened by 65 read => feed constraints.
[2025-06-04 22:29:57] [INFO ] Implicit Places using invariants and state equation in 423 ms returned []
Implicit Place search using SMT with State Equation took 518 ms to find 0 implicit places.
Starting structural reductions in SI_CTL mode, iteration 2 : 133/204 places, 175/317 transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 61485 ms. Remains : 133/204 places, 175/317 transitions.
[2025-06-04 22:29:57] [INFO ] Flatten gal took : 6 ms
[2025-06-04 22:29:57] [INFO ] Flatten gal took : 6 ms
[2025-06-04 22:29:57] [INFO ] Input system was already deterministic with 175 transitions.
[2025-06-04 22:29:57] [INFO ] Flatten gal took : 5 ms
[2025-06-04 22:29:57] [INFO ] Flatten gal took : 5 ms
[2025-06-04 22:29:57] [INFO ] Time to serialize gal into /tmp/CTLCardinality5102175119503824995.gal : 1 ms
[2025-06-04 22:29:57] [INFO ] Time to serialize properties into /tmp/CTLCardinality2210223044510523227.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality5102175119503824995.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality2210223044510523227.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.81002e+11,6.34944,168008,2,26289,5,452056,6,0,707,398011,0
Converting to forward existential form...Done !
original formula: AF(!(A(AG((l2862<=0)) U (l2465<=0))))
=> equivalent forward existential formula: [FwdG(Init,!(!(!((E(!((l2465<=0)) U (!(!(E(TRUE U !((l2862<=0))))) * !((l2465<=0)))) + EG(!((l2465<=0))))))))] =...161
Reverse transition relation is NOT exact ! Due to transitions t1, t11, t12, t13, t14, t15, t16, t17, t18, t19, t24, t25, t26, t27, t28, t34, t38, t39, t40,...570
Detected timeout of ITS tools.
[2025-06-04 22:30:27] [INFO ] Flatten gal took : 6 ms
[2025-06-04 22:30:27] [INFO ] Applying decomposition
[2025-06-04 22:30:27] [INFO ] Flatten gal took : 5 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph13146306527281863844.txt' '-o' '/tmp/graph13146306527281863844.bin' '-w' '/tmp/graph13146306527281863844.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph13146306527281863844.bin' '-l' '-1' '-v' '-w' '/tmp/graph13146306527281863844.weights' '-q' '0' '-e' '0.001'
[2025-06-04 22:30:27] [INFO ] Decomposing Gal with order
[2025-06-04 22:30:27] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-04 22:30:27] [INFO ] Removed a total of 179 redundant transitions.
[2025-06-04 22:30:27] [INFO ] Flatten gal took : 17 ms
[2025-06-04 22:30:27] [INFO ] Fuse similar labels procedure discarded/fused a total of 110 labels/synchronizations in 4 ms.
[2025-06-04 22:30:27] [INFO ] Time to serialize gal into /tmp/CTLCardinality12075379177800770031.gal : 2 ms
[2025-06-04 22:30:27] [INFO ] Time to serialize properties into /tmp/CTLCardinality10538838355856870751.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality12075379177800770031.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality10538838355856870751.ctl'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...264
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
[2025-06-04 22:30:57] [INFO ] Flatten gal took : 13 ms
[2025-06-04 22:30:57] [INFO ] Flatten gal took : 18 ms
[2025-06-04 22:30:57] [INFO ] Applying decomposition
[2025-06-04 22:30:57] [INFO ] Flatten gal took : 11 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph12326735235603523143.txt' '-o' '/tmp/graph12326735235603523143.bin' '-w' '/tmp/graph12326735235603523143.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph12326735235603523143.bin' '-l' '-1' '-v' '-w' '/tmp/graph12326735235603523143.weights' '-q' '0' '-e' '0.001'
[2025-06-04 22:30:57] [INFO ] Decomposing Gal with order
[2025-06-04 22:30:57] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-04 22:30:57] [INFO ] Removed a total of 418 redundant transitions.
[2025-06-04 22:30:57] [INFO ] Flatten gal took : 28 ms
[2025-06-04 22:30:57] [INFO ] Fuse similar labels procedure discarded/fused a total of 272 labels/synchronizations in 11 ms.
[2025-06-04 22:30:57] [INFO ] Time to serialize gal into /tmp/CTLCardinality10369265853633908498.gal : 3 ms
[2025-06-04 22:30:57] [INFO ] Time to serialize properties into /tmp/CTLCardinality10950822259181649226.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality10369265853633908498.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality10950822259181649226.ctl'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...264
No direction supplied, using forward translation only.
Parsed 3 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,5.69369e+11,775.526,4275392,7387,6650,5.54032e+06,4.13503e+06,809,2.09523e+07,238,1.60911e+07,0
Converting to forward existential form...Done !
original formula: AF(AG(EF((i5.u28.l5551>0))))
=> equivalent forward existential formula: [FwdG(Init,!(!(E(TRUE U !(E(TRUE U (i5.u28.l5551>0)))))))] = FALSE
Reverse transition relation is NOT exact ! Due to transitions t17, t19, t20, t21, t26, t29, t38, t40, t41, t42, t46, t49, t55, t59, t61, t62, t63, t75, t76...758
Fast SCC detection found an SCC at level 5
Fast SCC detection found an SCC at level 6
Fast SCC detection found an SCC at level 7
Fast SCC detection found an SCC at level 8
Detected timeout of ITS tools.
[2025-06-04 22:54:16] [INFO ] Flatten gal took : 10 ms
[2025-06-04 22:54:16] [INFO ] Time to serialize gal into /tmp/CTLCardinality11846553271287643221.gal : 2 ms
[2025-06-04 22:54:16] [INFO ] Time to serialize properties into /tmp/CTLCardinality9286738366146443066.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality11846553271287643221.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality9286738366146443066.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 3 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,5.69369e+11,13.9516,351260,2,58974,5,693300,6,0,1133,669915,0
Converting to forward existential form...Done !
original formula: AF(AG(EF((l5551>0))))
=> equivalent forward existential formula: [FwdG(Init,!(!(E(TRUE U !(E(TRUE U (l5551>0)))))))] = FALSE
Reverse transition relation is NOT exact ! Due to transitions t1, t16, t17, t18, t19, t20, t21, t24, t25, t26, t27, t28, t29, t30, t37, t38, t39, t40, t41,...936
(forward)formula 0,0,269.006,2766936,1,0,545,9.50435e+06,13,226,3506,1.29991e+07,134
FORMULA RingSingleMessageInMbox-PT-d1m020-CTLCardinality-2025-05 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
original formula: EG(EX(EX(TRUE)))
=> equivalent forward existential formula: [FwdG(Init,EX(EX(TRUE)))] != FALSE
(forward)formula 1,1,342.898,3122424,1,0,545,1.17382e+07,13,239,3506,1.39532e+07,240
FORMULA RingSingleMessageInMbox-PT-d1m020-CTLCardinality-2025-09 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
original formula: AF(!(A(AG((l2862<=0)) U (l2465<=0))))
=> equivalent forward existential formula: [FwdG(Init,!(!(!((E(!((l2465<=0)) U (!(!(E(TRUE U !((l2862<=0))))) * !((l2465<=0)))) + EG(!((l2465<=0))))))))] =...161
(forward)formula 2,0,421.636,3437688,1,0,761,1.17382e+07,8,511,3437,1.62432e+07,1
FORMULA RingSingleMessageInMbox-PT-d1m020-CTLCardinality-2023-12 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
Total runtime 2421737 ms.
BK_STOP 1749078080119
--------------------
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
+ [[ CTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution CTLCardinality -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
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
++ sed s/.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 CTLCardinality -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="RingSingleMessageInMbox-PT-d1m020"
export BK_EXAMINATION="CTLCardinality"
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 RingSingleMessageInMbox-PT-d1m020, examination is CTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r184-tall-174889264100425"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/RingSingleMessageInMbox-PT-d1m020.tgz
mv RingSingleMessageInMbox-PT-d1m020 execution
cd execution
if [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "UpperBounds" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] || [ "CTLCardinality" = "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 [ "CTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLCardinality" != "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 "CTLCardinality.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 '
echo "FORMULA_NAME $x"
done
elif [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLCardinality"
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 ;