About the Execution of ITS-Tools for UtilityControlRoom-COL-Z4T4N10
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 281754.00 | 0.00 | 0.00 | FFFFFFFFTFTFTTTF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r240-tall-174915590400763.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 UtilityControlRoom-COL-Z4T4N10, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r240-tall-174915590400763
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 448K
-rw-r--r-- 1 mcc users 8.1K May 29 14:48 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K May 29 14:48 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.5K May 29 14:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 61K May 29 14:48 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.7K May 29 14:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 29 14:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K May 29 14:48 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.8K May 29 14:48 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 83K May 29 14:48 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.2K May 29 14:48 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 64K May 29 14:48 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K May 29 14:48 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 29 14:48 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:33 equiv_pt
-rw-r--r-- 1 mcc users 8 May 29 14:33 instance
-rw-r--r-- 1 mcc users 5 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 29K May 29 14:33 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME UtilityControlRoom-COL-Z4T4N10-LTLCardinality-00
FORMULA_NAME UtilityControlRoom-COL-Z4T4N10-LTLCardinality-01
FORMULA_NAME UtilityControlRoom-COL-Z4T4N10-LTLCardinality-02
FORMULA_NAME UtilityControlRoom-COL-Z4T4N10-LTLCardinality-03
FORMULA_NAME UtilityControlRoom-COL-Z4T4N10-LTLCardinality-04
FORMULA_NAME UtilityControlRoom-COL-Z4T4N10-LTLCardinality-05
FORMULA_NAME UtilityControlRoom-COL-Z4T4N10-LTLCardinality-06
FORMULA_NAME UtilityControlRoom-COL-Z4T4N10-LTLCardinality-07
FORMULA_NAME UtilityControlRoom-COL-Z4T4N10-LTLCardinality-08
FORMULA_NAME UtilityControlRoom-COL-Z4T4N10-LTLCardinality-09
FORMULA_NAME UtilityControlRoom-COL-Z4T4N10-LTLCardinality-10
FORMULA_NAME UtilityControlRoom-COL-Z4T4N10-LTLCardinality-11
FORMULA_NAME UtilityControlRoom-COL-Z4T4N10-LTLCardinality-12
FORMULA_NAME UtilityControlRoom-COL-Z4T4N10-LTLCardinality-13
FORMULA_NAME UtilityControlRoom-COL-Z4T4N10-LTLCardinality-14
FORMULA_NAME UtilityControlRoom-COL-Z4T4N10-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1749271163325
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=UtilityControlRoom-COL-Z4T4N10
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
LTLCardinality COL
Running Version 202505121319
[2025-06-07 04:39:24] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-07 04:39:24] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-07 04:39:24] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2025-06-07 04:39:25] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-06-07 04:39:25] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 601 ms
[2025-06-07 04:39:25] [INFO ] Imported 13 HL places and 12 HL transitions for a total of 376 PT places and 750.0 transition bindings in 20 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 14 ms.
Working with output stream class java.io.PrintStream
[2025-06-07 04:39:25] [INFO ] Built PT skeleton of HLPN with 13 places and 12 transitions 37 arcs in 7 ms.
[2025-06-07 04:39:25] [INFO ] Skeletonized 16 HLPN properties in 3 ms.
Initial state reduction rules removed 6 formulas.
FORMULA UtilityControlRoom-COL-Z4T4N10-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA UtilityControlRoom-COL-Z4T4N10-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA UtilityControlRoom-COL-Z4T4N10-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA UtilityControlRoom-COL-Z4T4N10-LTLCardinality-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA UtilityControlRoom-COL-Z4T4N10-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA UtilityControlRoom-COL-Z4T4N10-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Remains 10 properties that can be checked using skeleton over-approximation.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
RANDOM walk for 40009 steps (8 resets) in 440 ms. (90 steps per ms) remains 1/23 properties
BEST_FIRST walk for 40004 steps (8 resets) in 231 ms. (172 steps per ms) remains 1/1 properties
// Phase 1: matrix 11 rows 13 cols
[2025-06-07 04:39:25] [INFO ] Computed 5 invariants in 11 ms
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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp14 is UNSAT
After SMT solving in domain Real declared 13/24 variables, and 5 constraints, problems are : Problem set: 1 solved, 0 unsolved in 134 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/13 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 185ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 1 atomic propositions for a total of 10 simplifications.
[2025-06-07 04:39:26] [INFO ] Flatten gal took : 15 ms
[2025-06-07 04:39:26] [INFO ] Flatten gal took : 3 ms
Transition timeout forces synchronizations/join behavior on parameter c of sort Cli
Domain [Cli(10), Z(4), Z(4)] of place MovetoZ breaks symmetries in sort Z
[2025-06-07 04:39:26] [INFO ] Unfolded HLPN to a Petri net with 376 places and 750 transitions 2410 arcs in 25 ms.
[2025-06-07 04:39:26] [INFO ] Unfolded 10 HLPN properties in 0 ms.
Ensure Unique test removed 160 transitions
Reduce redundant transitions removed 160 transitions.
Support contains 366 out of 376 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 376/376 places, 590/590 transitions.
Applied a total of 0 rules in 10 ms. Remains 376 /376 variables (removed 0) and now considering 590/590 (removed 0) transitions.
// Phase 1: matrix 590 rows 376 cols
[2025-06-07 04:39:26] [INFO ] Computed 23 invariants in 20 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:39:26] [INFO ] Implicit Places using invariants in 284 ms returned []
[2025-06-07 04:39:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:39:26] [INFO ] Implicit Places using invariants and state equation in 348 ms returned []
Implicit Place search using SMT with State Equation took 642 ms to find 0 implicit places.
Running 580 sub problems to find dead transitions.
[2025-06-07 04:39:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/366 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 580 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/366 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 580 unsolved
At refinement iteration 2 (OVERLAPS) 10/376 variables, 21/23 constraints. Problems are: Problem set: 0 solved, 580 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 3 (INCLUDED_ONLY) 0/376 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 580 unsolved
SMT process timed out in 30594ms, After SMT, problems are : Problem set: 0 solved, 580 unsolved
Search for dead transitions found 0 dead transitions in 30602ms
Finished structural reductions in LTL mode , in 1 iterations and 31268 ms. Remains : 376/376 places, 590/590 transitions.
Support contains 366 out of 376 places after structural reductions.
[2025-06-07 04:39:57] [INFO ] Flatten gal took : 51 ms
[2025-06-07 04:39:57] [INFO ] Flatten gal took : 34 ms
[2025-06-07 04:39:57] [INFO ] Input system was already deterministic with 590 transitions.
RANDOM walk for 40000 steps (8 resets) in 1166 ms. (34 steps per ms) remains 1/23 properties
BEST_FIRST walk for 40003 steps (8 resets) in 118 ms. (336 steps per ms) remains 1/1 properties
[2025-06-07 04:39:58] [INFO ] Invariant cache hit.
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) 0/14 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp14 is UNSAT
After SMT solving in domain Real declared 376/966 variables, and 23 constraints, problems are : Problem set: 1 solved, 0 unsolved in 116 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 0/376 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 144ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 1 atomic propositions for a total of 10 simplifications.
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 80 out of 376 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 376/376 places, 590/590 transitions.
Discarding 120 places :
Symmetric choice reduction at 0 with 120 rule applications. Total rules 120 place count 256 transition count 470
Iterating global reduction 0 with 120 rules applied. Total rules applied 240 place count 256 transition count 470
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 20
Deduced a syphon composed of 20 places in 1 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 0 with 40 rules applied. Total rules applied 280 place count 236 transition count 450
Drop transitions (Redundant composition of simpler transitions.) removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 0 with 40 rules applied. Total rules applied 320 place count 236 transition count 410
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 323 place count 233 transition count 290
Ensure Unique test removed 1 places
Iterating global reduction 0 with 4 rules applied. Total rules applied 327 place count 232 transition count 290
Applied a total of 327 rules in 78 ms. Remains 232 /376 variables (removed 144) and now considering 290/590 (removed 300) transitions.
// Phase 1: matrix 290 rows 232 cols
[2025-06-07 04:39:58] [INFO ] Computed 22 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:39:59] [INFO ] Implicit Places using invariants in 226 ms returned [171]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 228 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 231/376 places, 290/590 transitions.
Applied a total of 0 rules in 9 ms. Remains 231 /231 variables (removed 0) and now considering 290/290 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 315 ms. Remains : 231/376 places, 290/590 transitions.
Stuttering acceptance computed with spot in 221 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : UtilityControlRoom-COL-Z4T4N10-LTLCardinality-01
Product exploration explored 100000 steps with 3597 reset in 471 ms.
Product exploration explored 100000 steps with 3603 reset in 427 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 78 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 64 steps (0 resets) in 8 ms. (7 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 90 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
Support contains 80 out of 231 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 231/231 places, 290/290 transitions.
Applied a total of 0 rules in 12 ms. Remains 231 /231 variables (removed 0) and now considering 290/290 (removed 0) transitions.
// Phase 1: matrix 290 rows 231 cols
[2025-06-07 04:40:00] [INFO ] Computed 21 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:40:00] [INFO ] Implicit Places using invariants in 91 ms returned []
[2025-06-07 04:40:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:40:00] [INFO ] Implicit Places using invariants and state equation in 176 ms returned []
Implicit Place search using SMT with State Equation took 269 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 04:40:00] [INFO ] Redundant transitions in 14 ms returned []
Running 250 sub problems to find dead transitions.
[2025-06-07 04:40:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/221 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/221 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 2 (OVERLAPS) 10/231 variables, 20/21 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/231 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 4 (OVERLAPS) 290/521 variables, 231/252 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/521 variables, 0/252 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 6 (OVERLAPS) 0/521 variables, 0/252 constraints. Problems are: Problem set: 0 solved, 250 unsolved
No progress, stopping.
After SMT solving in domain Real declared 521/521 variables, and 252 constraints, problems are : Problem set: 0 solved, 250 unsolved in 16334 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 231/231 constraints, PredecessorRefiner: 250/250 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 250 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/221 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/221 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 2 (OVERLAPS) 10/231 variables, 20/21 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/231 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 4 (OVERLAPS) 290/521 variables, 231/252 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/521 variables, 250/502 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/521 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 7 (OVERLAPS) 0/521 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 250 unsolved
No progress, stopping.
After SMT solving in domain Int declared 521/521 variables, and 502 constraints, problems are : Problem set: 0 solved, 250 unsolved in 27761 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 231/231 constraints, PredecessorRefiner: 250/250 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 44129ms problems are : Problem set: 0 solved, 250 unsolved
Search for dead transitions found 0 dead transitions in 44131ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 44432 ms. Remains : 231/231 places, 290/290 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 69 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 84 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 52 steps (0 resets) in 8 ms. (5 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 110 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 80 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 83 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 3602 reset in 348 ms.
Stack based approach found an accepted trace after 96266 steps with 3451 reset with depth 42 and stack size 42 in 371 ms.
FORMULA UtilityControlRoom-COL-Z4T4N10-LTLCardinality-01 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-COL-Z4T4N10-LTLCardinality-01 finished in 47632 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(G(p0))&&F(p1))))'
Support contains 130 out of 376 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 376/376 places, 590/590 transitions.
Discarding 120 places :
Symmetric choice reduction at 0 with 120 rule applications. Total rules 120 place count 256 transition count 470
Iterating global reduction 0 with 120 rules applied. Total rules applied 240 place count 256 transition count 470
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 0 with 20 rules applied. Total rules applied 260 place count 246 transition count 460
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 0 with 21 rules applied. Total rules applied 281 place count 235 transition count 450
Applied a total of 281 rules in 32 ms. Remains 235 /376 variables (removed 141) and now considering 450/590 (removed 140) transitions.
// Phase 1: matrix 450 rows 235 cols
[2025-06-07 04:40:46] [INFO ] Computed 22 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:40:46] [INFO ] Implicit Places using invariants in 280 ms returned [174]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 283 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 234/376 places, 450/590 transitions.
Applied a total of 0 rules in 16 ms. Remains 234 /234 variables (removed 0) and now considering 450/450 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 331 ms. Remains : 234/376 places, 450/590 transitions.
Stuttering acceptance computed with spot in 131 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : UtilityControlRoom-COL-Z4T4N10-LTLCardinality-02
Product exploration explored 100000 steps with 1 reset in 359 ms.
Stack based approach found an accepted trace after 4704 steps with 0 reset with depth 4705 and stack size 4705 in 22 ms.
FORMULA UtilityControlRoom-COL-Z4T4N10-LTLCardinality-02 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-COL-Z4T4N10-LTLCardinality-02 finished in 865 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((X(F(G(p0))) U !((p0 U p1)||X(p2)))))))'
Support contains 30 out of 376 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 376/376 places, 590/590 transitions.
Discarding 120 places :
Symmetric choice reduction at 0 with 120 rule applications. Total rules 120 place count 256 transition count 470
Iterating global reduction 0 with 120 rules applied. Total rules applied 240 place count 256 transition count 470
Applied a total of 240 rules in 12 ms. Remains 256 /376 variables (removed 120) and now considering 470/590 (removed 120) transitions.
// Phase 1: matrix 470 rows 256 cols
[2025-06-07 04:40:47] [INFO ] Computed 23 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:40:47] [INFO ] Implicit Places using invariants in 340 ms returned [185]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 341 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 255/376 places, 470/590 transitions.
Applied a total of 0 rules in 8 ms. Remains 255 /255 variables (removed 0) and now considering 470/470 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 362 ms. Remains : 255/376 places, 470/590 transitions.
Stuttering acceptance computed with spot in 310 ms :[(OR p1 p2), (OR p1 p2), (OR p2 p1), (OR p1 p2), (NOT p0), p2, p1]
Running random walk in product with property : UtilityControlRoom-COL-Z4T4N10-LTLCardinality-03
Product exploration explored 100000 steps with 0 reset in 317 ms.
Product exploration explored 100000 steps with 0 reset in 382 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 (NOT p0) p2)]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 100 ms. Reduced automaton from 7 states, 16 edges and 3 AP (stutter sensitive) to 7 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 301 ms :[(OR p1 p2), (OR p1 p2), (OR p2 p1), (OR p1 p2), (NOT p0), p2, p1]
RANDOM walk for 40000 steps (8 resets) in 430 ms. (92 steps per ms) remains 2/7 properties
BEST_FIRST walk for 3576 steps (0 resets) in 12 ms. (275 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND p1 (NOT p0) p2)]
False Knowledge obtained : [(F (NOT (OR (NOT p0) p1 (NOT p2)))), (F (NOT (AND p1 p2))), (F (NOT p1)), (F p0), (F (NOT p2)), (F (NOT (OR p1 (NOT p2)))), (F (NOT (OR (NOT p0) p1)))]
Knowledge based reduction with 1 factoid took 289 ms. Reduced automaton from 7 states, 16 edges and 3 AP (stutter sensitive) to 7 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 333 ms :[(OR p1 p2), (OR p1 p2), (OR p2 p1), (OR p1 p2), (NOT p0), p2, p1]
Stuttering acceptance computed with spot in 336 ms :[(OR p1 p2), (OR p1 p2), (OR p2 p1), (OR p1 p2), (NOT p0), p2, p1]
// Phase 1: matrix 470 rows 255 cols
[2025-06-07 04:40:50] [INFO ] Computed 22 invariants in 3 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 04:40:50] [INFO ] [Real]Absence check using 22 positive place invariants in 232 ms returned sat
[2025-06-07 04:40:54] [INFO ] [Real]Absence check using state equation in 3990 ms returned sat
[2025-06-07 04:40:54] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 04:40:54] [INFO ] [Nat]Absence check using 22 positive place invariants in 36 ms returned sat
[2025-06-07 04:40:55] [INFO ] [Nat]Absence check using state equation in 486 ms returned sat
[2025-06-07 04:40:55] [INFO ] Computed and/alt/rep : 460/770/460 causal constraints (skipped 0 transitions) in 27 ms.
[2025-06-07 04:40:57] [INFO ] Added : 276 causal constraints over 56 iterations in 1754 ms. Result :sat
Could not prove EG p1
[2025-06-07 04:40:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 04:40:57] [INFO ] [Real]Absence check using 22 positive place invariants in 108 ms returned sat
[2025-06-07 04:40:59] [INFO ] [Real]Absence check using state equation in 1981 ms returned sat
[2025-06-07 04:40:59] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 04:40:59] [INFO ] [Nat]Absence check using 22 positive place invariants in 73 ms returned sat
[2025-06-07 04:41:00] [INFO ] [Nat]Absence check using state equation in 635 ms returned sat
[2025-06-07 04:41:00] [INFO ] Computed and/alt/rep : 460/770/460 causal constraints (skipped 0 transitions) in 26 ms.
[2025-06-07 04:41:02] [INFO ] Added : 283 causal constraints over 57 iterations in 2022 ms. Result :sat
Could not prove EG p2
Support contains 30 out of 255 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 255/255 places, 470/470 transitions.
Applied a total of 0 rules in 5 ms. Remains 255 /255 variables (removed 0) and now considering 470/470 (removed 0) transitions.
[2025-06-07 04:41:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:41:02] [INFO ] Implicit Places using invariants in 295 ms returned []
[2025-06-07 04:41:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:41:02] [INFO ] Implicit Places using invariants and state equation in 346 ms returned []
Implicit Place search using SMT with State Equation took 646 ms to find 0 implicit places.
Running 460 sub problems to find dead transitions.
[2025-06-07 04:41:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/245 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/245 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 2 (OVERLAPS) 10/255 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/255 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 4 (OVERLAPS) 470/725 variables, 255/277 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/725 variables, 0/277 constraints. Problems are: Problem set: 0 solved, 460 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 725/725 variables, and 277 constraints, problems are : Problem set: 0 solved, 460 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 255/255 constraints, PredecessorRefiner: 460/460 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 460 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/245 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/245 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 2 (OVERLAPS) 10/255 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/255 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 4 (OVERLAPS) 470/725 variables, 255/277 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/725 variables, 460/737 constraints. Problems are: Problem set: 0 solved, 460 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 2)
(s1 1)
(s2 1)
(s3 0)
(s4 0)
(s5 0)
(s6 0)
(s7 0)
(s8 0)
(s9 0)
(s10 0)
(s11 0)
(s12 0)
(s13 0)
(s14 0)
(s15 0)
(s16 0)
(s17 1)
(s18 0)
(s19 0)
(s20 0)
(s21 1)
(s22 0)
(s23 0)
(s24 0)
(s25 1)timeout
(s26 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 725/725 variables, and 737 constraints, problems are : Problem set: 0 solved, 460 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 255/255 constraints, PredecessorRefiner: 460/460 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60306ms problems are : Problem set: 0 solved, 460 unsolved
Search for dead transitions found 0 dead transitions in 60312ms
Finished structural reductions in LTL mode , in 1 iterations and 60964 ms. Remains : 255/255 places, 470/470 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 (NOT p0) p2)]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 94 ms. Reduced automaton from 7 states, 16 edges and 3 AP (stutter sensitive) to 7 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 304 ms :[(OR p1 p2), (OR p1 p2), (OR p2 p1), (OR p1 p2), (NOT p0), p2, p1]
RANDOM walk for 40000 steps (8 resets) in 348 ms. (114 steps per ms) remains 2/7 properties
BEST_FIRST walk for 2550 steps (0 resets) in 8 ms. (283 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND p1 (NOT p0) p2)]
False Knowledge obtained : [(F (NOT (OR (NOT p0) p1 (NOT p2)))), (F (NOT (AND p1 p2))), (F (NOT p1)), (F p0), (F (NOT p2)), (F (NOT (OR p1 (NOT p2)))), (F (NOT (OR (NOT p0) p1)))]
Knowledge based reduction with 1 factoid took 262 ms. Reduced automaton from 7 states, 16 edges and 3 AP (stutter sensitive) to 7 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 301 ms :[(OR p1 p2), (OR p1 p2), (OR p2 p1), (OR p1 p2), (NOT p0), p2, p1]
Stuttering acceptance computed with spot in 280 ms :[(OR p1 p2), (OR p1 p2), (OR p2 p1), (OR p1 p2), (NOT p0), p2, p1]
[2025-06-07 04:42:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 04:42:05] [INFO ] [Real]Absence check using 22 positive place invariants in 188 ms returned sat
[2025-06-07 04:42:09] [INFO ] [Real]Absence check using state equation in 4300 ms returned sat
[2025-06-07 04:42:09] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 04:42:09] [INFO ] [Nat]Absence check using 22 positive place invariants in 35 ms returned sat
[2025-06-07 04:42:09] [INFO ] [Nat]Absence check using state equation in 246 ms returned sat
[2025-06-07 04:42:09] [INFO ] Computed and/alt/rep : 460/770/460 causal constraints (skipped 0 transitions) in 36 ms.
[2025-06-07 04:42:11] [INFO ] Added : 230 causal constraints over 46 iterations in 1301 ms. Result :sat
Could not prove EG p1
[2025-06-07 04:42:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 04:42:11] [INFO ] [Real]Absence check using 22 positive place invariants in 107 ms returned sat
[2025-06-07 04:42:13] [INFO ] [Real]Absence check using state equation in 1931 ms returned sat
[2025-06-07 04:42:13] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 04:42:13] [INFO ] [Nat]Absence check using 22 positive place invariants in 73 ms returned sat
[2025-06-07 04:42:14] [INFO ] [Nat]Absence check using state equation in 638 ms returned sat
[2025-06-07 04:42:14] [INFO ] Computed and/alt/rep : 460/770/460 causal constraints (skipped 0 transitions) in 26 ms.
[2025-06-07 04:42:16] [INFO ] Added : 283 causal constraints over 57 iterations in 2030 ms. Result :sat
Could not prove EG p2
Stuttering acceptance computed with spot in 315 ms :[(OR p1 p2), (OR p1 p2), (OR p2 p1), (OR p1 p2), (NOT p0), p2, p1]
Product exploration explored 100000 steps with 0 reset in 325 ms.
Product exploration explored 100000 steps with 1 reset in 371 ms.
Applying partial POR strategy [false, false, false, false, true, false, false]
Stuttering acceptance computed with spot in 253 ms :[(OR p1 p2), (OR p1 p2), (OR p2 p1), (OR p1 p2), (NOT p0), p2, p1]
Support contains 30 out of 255 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 255/255 places, 470/470 transitions.
Performed 40 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 40 Pre rules applied. Total rules applied 0 place count 255 transition count 510
Deduced a syphon composed of 40 places in 0 ms
Iterating global reduction 0 with 40 rules applied. Total rules applied 40 place count 255 transition count 510
Performed 40 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 80 places in 0 ms
Iterating global reduction 0 with 40 rules applied. Total rules applied 80 place count 255 transition count 510
Ensure Unique test removed 40 transitions
Reduce isomorphic transitions removed 40 transitions.
Iterating post reduction 0 with 40 rules applied. Total rules applied 120 place count 255 transition count 470
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 123 place count 252 transition count 350
Deduced a syphon composed of 80 places in 0 ms
Iterating global reduction 1 with 3 rules applied. Total rules applied 126 place count 252 transition count 350
Discarding 30 places :
Symmetric choice reduction at 1 with 30 rule applications. Total rules 156 place count 222 transition count 320
Deduced a syphon composed of 80 places in 0 ms
Iterating global reduction 1 with 30 rules applied. Total rules applied 186 place count 222 transition count 320
Discarding 60 places :
Symmetric choice reduction at 1 with 60 rule applications. Total rules 246 place count 162 transition count 200
Deduced a syphon composed of 50 places in 0 ms
Iterating global reduction 1 with 60 rules applied. Total rules applied 306 place count 162 transition count 200
Discarding 60 places :
Symmetric choice reduction at 1 with 60 rule applications. Total rules 366 place count 102 transition count 140
Deduced a syphon composed of 20 places in 0 ms
Iterating global reduction 1 with 60 rules applied. Total rules applied 426 place count 102 transition count 140
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 30 transitions.
Iterating post reduction 1 with 30 rules applied. Total rules applied 456 place count 102 transition count 110
Deduced a syphon composed of 20 places in 0 ms
Applied a total of 456 rules in 34 ms. Remains 102 /255 variables (removed 153) and now considering 110/470 (removed 360) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 04:42:17] [INFO ] Redundant transitions in 1 ms returned []
Running 100 sub problems to find dead transitions.
// Phase 1: matrix 110 rows 102 cols
[2025-06-07 04:42:17] [INFO ] Computed 22 invariants in 1 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/92 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 100 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 04:42:18] [INFO ] Deduced a trap composed of 21 places in 83 ms of which 5 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/92 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/92 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 3 (OVERLAPS) 10/102 variables, 20/23 constraints. Problems are: Problem set: 0 solved, 100 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 04:42:18] [INFO ] Deduced a trap composed of 6 places in 28 ms of which 2 ms to minimize.
Problem TDEAD11 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 04:42:18] [INFO ] Deduced a trap composed of 6 places in 21 ms of which 2 ms to minimize.
Problem TDEAD12 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 04:42:18] [INFO ] Deduced a trap composed of 6 places in 20 ms of which 1 ms to minimize.
Problem TDEAD13 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 04:42:18] [INFO ] Deduced a trap composed of 6 places in 22 ms of which 2 ms to minimize.
Problem TDEAD14 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 04:42:18] [INFO ] Deduced a trap composed of 6 places in 22 ms of which 2 ms to minimize.
Problem TDEAD15 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 04:42:18] [INFO ] Deduced a trap composed of 6 places in 20 ms of which 2 ms to minimize.
Problem TDEAD16 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 04:42:18] [INFO ] Deduced a trap composed of 6 places in 20 ms of which 2 ms to minimize.
Problem TDEAD17 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 04:42:19] [INFO ] Deduced a trap composed of 6 places in 20 ms of which 1 ms to minimize.
Problem TDEAD18 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 04:42:19] [INFO ] Deduced a trap composed of 6 places in 21 ms of which 2 ms to minimize.
Problem TDEAD19 is UNSAT
Problem TDEAD61 is UNSAT
Problem TDEAD62 is UNSAT
Problem TDEAD63 is UNSAT
Problem TDEAD64 is UNSAT
Problem TDEAD65 is UNSAT
Problem TDEAD66 is UNSAT
Problem TDEAD67 is UNSAT
Problem TDEAD68 is UNSAT
Problem TDEAD69 is UNSAT
Problem TDEAD71 is UNSAT
Problem TDEAD72 is UNSAT
Problem TDEAD73 is UNSAT
Problem TDEAD74 is UNSAT
Problem TDEAD75 is UNSAT
Problem TDEAD76 is UNSAT
Problem TDEAD77 is UNSAT
Problem TDEAD78 is UNSAT
Problem TDEAD79 is UNSAT
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 9/32 constraints. Problems are: Problem set: 27 solved, 73 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/102 variables, 0/32 constraints. Problems are: Problem set: 27 solved, 73 unsolved
Problem TDEAD10 is UNSAT
Problem TDEAD60 is UNSAT
Problem TDEAD70 is UNSAT
At refinement iteration 6 (OVERLAPS) 110/212 variables, 102/134 constraints. Problems are: Problem set: 30 solved, 70 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/212 variables, 0/134 constraints. Problems are: Problem set: 30 solved, 70 unsolved
At refinement iteration 8 (OVERLAPS) 0/212 variables, 0/134 constraints. Problems are: Problem set: 30 solved, 70 unsolved
No progress, stopping.
After SMT solving in domain Real declared 212/212 variables, and 134 constraints, problems are : Problem set: 30 solved, 70 unsolved in 2840 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 102/102 constraints, PredecessorRefiner: 100/100 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 30 solved, 70 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/72 variables, 1/1 constraints. Problems are: Problem set: 30 solved, 70 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/72 variables, 0/1 constraints. Problems are: Problem set: 30 solved, 70 unsolved
At refinement iteration 2 (OVERLAPS) 30/102 variables, 22/23 constraints. Problems are: Problem set: 30 solved, 70 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/102 variables, 9/32 constraints. Problems are: Problem set: 30 solved, 70 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 0/32 constraints. Problems are: Problem set: 30 solved, 70 unsolved
At refinement iteration 5 (OVERLAPS) 110/212 variables, 102/134 constraints. Problems are: Problem set: 30 solved, 70 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/212 variables, 70/204 constraints. Problems are: Problem set: 30 solved, 70 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/212 variables, 0/204 constraints. Problems are: Problem set: 30 solved, 70 unsolved
At refinement iteration 8 (OVERLAPS) 0/212 variables, 0/204 constraints. Problems are: Problem set: 30 solved, 70 unsolved
No progress, stopping.
After SMT solving in domain Int declared 212/212 variables, and 204 constraints, problems are : Problem set: 30 solved, 70 unsolved in 2448 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 102/102 constraints, PredecessorRefiner: 70/100 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5296ms problems are : Problem set: 30 solved, 70 unsolved
Search for dead transitions found 30 dead transitions in 5297ms
Found 30 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 30 transitions
Dead transitions reduction (with SMT) removed 30 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 102/255 places, 80/470 transitions.
Graph (complete) has 140 edges and 102 vertex of which 82 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.3 ms
Discarding 20 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 7 ms. Remains 82 /102 variables (removed 20) and now considering 80/80 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 82/255 places, 80/470 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 5351 ms. Remains : 82/255 places, 80/470 transitions.
Built C files in :
/tmp/ltsmin13381637367367118731
[2025-06-07 04:42:23] [INFO ] Built C files in 24ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13381637367367118731
Running compilation step : cd /tmp/ltsmin13381637367367118731;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 836 ms.
Running link step : cd /tmp/ltsmin13381637367367118731;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 47 ms.
Running LTSmin : cd /tmp/ltsmin13381637367367118731;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased7666764847417760974.hoa' '--buchi-type=spotba'
LTSmin run took 328 ms.
FORMULA UtilityControlRoom-COL-Z4T4N10-LTLCardinality-03 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property UtilityControlRoom-COL-Z4T4N10-LTLCardinality-03 finished in 97189 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((X(G((p1||X(G(p2)))))&&p0)))))'
Support contains 45 out of 376 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 376/376 places, 590/590 transitions.
Discarding 120 places :
Symmetric choice reduction at 0 with 120 rule applications. Total rules 120 place count 256 transition count 470
Iterating global reduction 0 with 120 rules applied. Total rules applied 240 place count 256 transition count 470
Applied a total of 240 rules in 14 ms. Remains 256 /376 variables (removed 120) and now considering 470/590 (removed 120) transitions.
// Phase 1: matrix 470 rows 256 cols
[2025-06-07 04:42:24] [INFO ] Computed 23 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:42:24] [INFO ] Implicit Places using invariants in 273 ms returned [185]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 288 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 255/376 places, 470/590 transitions.
Applied a total of 0 rules in 3 ms. Remains 255 /255 variables (removed 0) and now considering 470/470 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 305 ms. Remains : 255/376 places, 470/590 transitions.
Stuttering acceptance computed with spot in 230 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : UtilityControlRoom-COL-Z4T4N10-LTLCardinality-04
Product exploration explored 100000 steps with 0 reset in 679 ms.
Product exploration explored 100000 steps with 0 reset in 678 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 87 ms. Reduced automaton from 6 states, 17 edges and 3 AP (stutter sensitive) to 6 states, 17 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 245 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
Reduction of identical properties reduced properties to check from 14 to 13
RANDOM walk for 40000 steps (8 resets) in 595 ms. (67 steps per ms) remains 4/13 properties
BEST_FIRST walk for 40002 steps (8 resets) in 221 ms. (180 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 259 ms. (153 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 139 ms. (285 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 122 ms. (325 steps per ms) remains 4/4 properties
// Phase 1: matrix 470 rows 255 cols
[2025-06-07 04:42:27] [INFO ] Computed 22 invariants in 2 ms
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem apf9 is UNSAT
Problem apf10 is UNSAT
Problem apf11 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 0/0 constraints. Problems are: Problem set: 3 solved, 1 unsolved
Problem apf5 is UNSAT
After SMT solving in domain Real declared 235/725 variables, and 12 constraints, problems are : Problem set: 4 solved, 0 unsolved in 62 ms.
Refiners :[Positive P Invariants (semi-flows): 12/22 constraints, State Equation: 0/255 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 86ms problems are : Problem set: 4 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 4 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (X (NOT p0))), (G (OR p1 (NOT p0) (NOT p2))), (G (OR (NOT p0) p2)), (G (OR p1 (NOT p0) p2)), (G (OR p1 (NOT p0)))]
False Knowledge obtained : [(F (NOT (OR p1 p0 (NOT p2)))), (F (NOT (OR (NOT p0) (NOT p2)))), (F p0), (F (NOT (OR (NOT p1) (NOT p2)))), (F p1), (F (NOT (OR p0 (NOT p2)))), (F (NOT (AND (NOT p1) (NOT p0)))), (F p2), (F (NOT (AND (NOT p0) (NOT p2)))), (F (NOT (AND (NOT p1) (NOT p0) (NOT p2))))]
Knowledge based reduction with 6 factoid took 433 ms. Reduced automaton from 6 states, 17 edges and 3 AP (stutter sensitive) to 6 states, 13 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 227 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 237 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
[2025-06-07 04:42:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 04:42:28] [INFO ] [Real]Absence check using 22 positive place invariants in 57 ms returned unsat
Proved EG (NOT p0)
[2025-06-07 04:42:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 04:42:28] [INFO ] [Real]Absence check using 22 positive place invariants in 107 ms returned unsat
Proved EG (AND (NOT p1) (NOT p2))
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (X (NOT p0))), (G (OR p1 (NOT p0) (NOT p2))), (G (OR (NOT p0) p2)), (G (OR p1 (NOT p0) p2)), (G (OR p1 (NOT p0)))]
False Knowledge obtained : [(F (NOT (OR p1 p0 (NOT p2)))), (F (NOT (OR (NOT p0) (NOT p2)))), (F p0), (F (NOT (OR (NOT p1) (NOT p2)))), (F p1), (F (NOT (OR p0 (NOT p2)))), (F (NOT (AND (NOT p1) (NOT p0)))), (F p2), (F (NOT (AND (NOT p0) (NOT p2)))), (F (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (G (NOT p0)), (G (AND (NOT p1) (NOT p2)))]
Property proved to be false thanks to negative knowledge :(G (NOT p0))
Knowledge based reduction with 6 factoid took 485 ms. Reduced automaton from 6 states, 13 edges and 3 AP (stutter sensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA UtilityControlRoom-COL-Z4T4N10-LTLCardinality-04 FALSE TECHNIQUES KNOWLEDGE
Treatment of property UtilityControlRoom-COL-Z4T4N10-LTLCardinality-04 finished in 4967 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0&&X(G(p1)))))'
Support contains 92 out of 376 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 376/376 places, 590/590 transitions.
Discarding 120 places :
Symmetric choice reduction at 0 with 120 rule applications. Total rules 120 place count 256 transition count 470
Iterating global reduction 0 with 120 rules applied. Total rules applied 240 place count 256 transition count 470
Applied a total of 240 rules in 10 ms. Remains 256 /376 variables (removed 120) and now considering 470/590 (removed 120) transitions.
// Phase 1: matrix 470 rows 256 cols
[2025-06-07 04:42:29] [INFO ] Computed 23 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:42:29] [INFO ] Implicit Places using invariants in 156 ms returned []
[2025-06-07 04:42:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:42:29] [INFO ] Implicit Places using invariants and state equation in 220 ms returned []
Implicit Place search using SMT with State Equation took 380 ms to find 0 implicit places.
Running 460 sub problems to find dead transitions.
[2025-06-07 04:42:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/246 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/246 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 2 (OVERLAPS) 10/256 variables, 21/23 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/256 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 4 (OVERLAPS) 470/726 variables, 256/279 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/726 variables, 0/279 constraints. Problems are: Problem set: 0 solved, 460 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 726/726 variables, and 279 constraints, problems are : Problem set: 0 solved, 460 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 256/256 constraints, PredecessorRefiner: 460/460 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 460 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/246 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/246 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 2 (OVERLAPS) 10/256 variables, 21/23 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/256 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 4 (OVERLAPS) 470/726 variables, 256/279 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/726 variables, 460/739 constraints. Problems are: Problem set: 0 solved, 460 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 726/726 variables, and 739 constraints, problems are : Problem set: 0 solved, 460 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 256/256 constraints, PredecessorRefiner: 460/460 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60373ms problems are : Problem set: 0 solved, 460 unsolved
Search for dead transitions found 0 dead transitions in 60375ms
Starting structural reductions in LTL mode, iteration 1 : 256/376 places, 470/590 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60766 ms. Remains : 256/376 places, 470/590 transitions.
Stuttering acceptance computed with spot in 128 ms :[true, (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : UtilityControlRoom-COL-Z4T4N10-LTLCardinality-07
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA UtilityControlRoom-COL-Z4T4N10-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-COL-Z4T4N10-LTLCardinality-07 finished in 60911 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 14 out of 376 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 376/376 places, 590/590 transitions.
Performed 160 Post agglomeration using F-continuation condition.Transition count delta: 160
Iterating post reduction 0 with 160 rules applied. Total rules applied 160 place count 376 transition count 430
Reduce places removed 160 places and 0 transitions.
Ensure Unique test removed 40 transitions
Reduce isomorphic transitions removed 40 transitions.
Iterating post reduction 1 with 200 rules applied. Total rules applied 360 place count 216 transition count 390
Performed 40 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 40 Pre rules applied. Total rules applied 360 place count 216 transition count 350
Deduced a syphon composed of 40 places in 1 ms
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 2 with 80 rules applied. Total rules applied 440 place count 176 transition count 350
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 20
Deduced a syphon composed of 20 places in 0 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 2 with 40 rules applied. Total rules applied 480 place count 156 transition count 330
Applied a total of 480 rules in 19 ms. Remains 156 /376 variables (removed 220) and now considering 330/590 (removed 260) transitions.
// Phase 1: matrix 330 rows 156 cols
[2025-06-07 04:43:30] [INFO ] Computed 23 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:43:30] [INFO ] Implicit Places using invariants in 204 ms returned [94, 95]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 219 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 154/376 places, 330/590 transitions.
Applied a total of 0 rules in 3 ms. Remains 154 /154 variables (removed 0) and now considering 330/330 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 243 ms. Remains : 154/376 places, 330/590 transitions.
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
Running random walk in product with property : UtilityControlRoom-COL-Z4T4N10-LTLCardinality-09
Product exploration explored 100000 steps with 0 reset in 274 ms.
Stack based approach found an accepted trace after 591 steps with 0 reset with depth 592 and stack size 592 in 3 ms.
FORMULA UtilityControlRoom-COL-Z4T4N10-LTLCardinality-09 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-COL-Z4T4N10-LTLCardinality-09 finished in 559 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(!p0)))'
Support contains 10 out of 376 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 376/376 places, 590/590 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 160 transitions
Trivial Post-agglo rules discarded 160 transitions
Performed 160 trivial Post agglomeration. Transition count delta: 160
Iterating post reduction 0 with 160 rules applied. Total rules applied 160 place count 376 transition count 430
Reduce places removed 160 places and 0 transitions.
Ensure Unique test removed 40 transitions
Reduce isomorphic transitions removed 40 transitions.
Iterating post reduction 1 with 200 rules applied. Total rules applied 360 place count 216 transition count 390
Performed 40 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 40 Pre rules applied. Total rules applied 360 place count 216 transition count 350
Deduced a syphon composed of 40 places in 0 ms
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 2 with 80 rules applied. Total rules applied 440 place count 176 transition count 350
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 443 place count 173 transition count 230
Iterating global reduction 2 with 3 rules applied. Total rules applied 446 place count 173 transition count 230
Discarding 30 places :
Symmetric choice reduction at 2 with 30 rule applications. Total rules 476 place count 143 transition count 200
Iterating global reduction 2 with 30 rules applied. Total rules applied 506 place count 143 transition count 200
Discarding 30 places :
Symmetric choice reduction at 2 with 30 rule applications. Total rules 536 place count 113 transition count 140
Iterating global reduction 2 with 30 rules applied. Total rules applied 566 place count 113 transition count 140
Discarding 30 places :
Symmetric choice reduction at 2 with 30 rule applications. Total rules 596 place count 83 transition count 110
Iterating global reduction 2 with 30 rules applied. Total rules applied 626 place count 83 transition count 110
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 30 transitions.
Iterating post reduction 2 with 30 rules applied. Total rules applied 656 place count 83 transition count 80
Performed 10 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 10 Pre rules applied. Total rules applied 656 place count 83 transition count 70
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 3 with 20 rules applied. Total rules applied 676 place count 73 transition count 70
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 3 with 20 rules applied. Total rules applied 696 place count 63 transition count 60
Applied a total of 696 rules in 22 ms. Remains 63 /376 variables (removed 313) and now considering 60/590 (removed 530) transitions.
// Phase 1: matrix 60 rows 63 cols
[2025-06-07 04:43:30] [INFO ] Computed 23 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:43:30] [INFO ] Implicit Places using invariants in 53 ms returned [0, 22]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 62 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 61/376 places, 60/590 transitions.
Applied a total of 0 rules in 1 ms. Remains 61 /61 variables (removed 0) and now considering 60/60 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 86 ms. Remains : 61/376 places, 60/590 transitions.
Stuttering acceptance computed with spot in 68 ms :[p0, p0]
Running random walk in product with property : UtilityControlRoom-COL-Z4T4N10-LTLCardinality-11
Product exploration explored 100000 steps with 2657 reset in 188 ms.
Stack based approach found an accepted trace after 288 steps with 8 reset with depth 18 and stack size 18 in 1 ms.
FORMULA UtilityControlRoom-COL-Z4T4N10-LTLCardinality-11 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-COL-Z4T4N10-LTLCardinality-11 finished in 356 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((p0&&X(X(X(X(!p1))))) U !p0)))'
Support contains 21 out of 376 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 376/376 places, 590/590 transitions.
Discarding 120 places :
Symmetric choice reduction at 0 with 120 rule applications. Total rules 120 place count 256 transition count 470
Iterating global reduction 0 with 120 rules applied. Total rules applied 240 place count 256 transition count 470
Applied a total of 240 rules in 6 ms. Remains 256 /376 variables (removed 120) and now considering 470/590 (removed 120) transitions.
// Phase 1: matrix 470 rows 256 cols
[2025-06-07 04:43:31] [INFO ] Computed 23 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:43:31] [INFO ] Implicit Places using invariants in 368 ms returned [185]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 369 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 255/376 places, 470/590 transitions.
Applied a total of 0 rules in 3 ms. Remains 255 /255 variables (removed 0) and now considering 470/470 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 379 ms. Remains : 255/376 places, 470/590 transitions.
Stuttering acceptance computed with spot in 205 ms :[p0, p0, p1, p1, p1, p1, true]
Running random walk in product with property : UtilityControlRoom-COL-Z4T4N10-LTLCardinality-12
Product exploration explored 100000 steps with 50000 reset in 206 ms.
Product exploration explored 100000 steps with 50000 reset in 218 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 14 ms. Reduced automaton from 7 states, 8 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA UtilityControlRoom-COL-Z4T4N10-LTLCardinality-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property UtilityControlRoom-COL-Z4T4N10-LTLCardinality-12 finished in 1047 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U X((!X(p1) U p2)))||X(p1)))'
Support contains 211 out of 376 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 376/376 places, 590/590 transitions.
Applied a total of 0 rules in 1 ms. Remains 376 /376 variables (removed 0) and now considering 590/590 (removed 0) transitions.
// Phase 1: matrix 590 rows 376 cols
[2025-06-07 04:43:32] [INFO ] Computed 23 invariants in 8 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:43:32] [INFO ] Implicit Places using invariants in 510 ms returned []
[2025-06-07 04:43:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:43:33] [INFO ] Implicit Places using invariants and state equation in 323 ms returned []
Implicit Place search using SMT with State Equation took 835 ms to find 0 implicit places.
Running 580 sub problems to find dead transitions.
[2025-06-07 04:43:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/366 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 580 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/366 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 580 unsolved
At refinement iteration 2 (OVERLAPS) 10/376 variables, 21/23 constraints. Problems are: Problem set: 0 solved, 580 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/376 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 580 unsolved
SMT process timed out in 30276ms, After SMT, problems are : Problem set: 0 solved, 580 unsolved
Search for dead transitions found 0 dead transitions in 30279ms
Finished structural reductions in LTL mode , in 1 iterations and 31117 ms. Remains : 376/376 places, 590/590 transitions.
Stuttering acceptance computed with spot in 232 ms :[(OR (NOT p2) p1), true, (AND (NOT p1) (NOT p2)), (NOT p2), (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : UtilityControlRoom-COL-Z4T4N10-LTLCardinality-13
Product exploration explored 100000 steps with 50000 reset in 459 ms.
Product exploration explored 100000 steps with 50000 reset in 472 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 (NOT p2) (NOT p0)), (X (NOT (AND (NOT p1) (NOT p2)))), (X p2), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT p0)), (X (NOT p1)), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (X (NOT p0))), (X (X (NOT p1))), (X (X (NOT (AND p0 (NOT p2)))))]
False Knowledge obtained : [(X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2)))))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 10 factoid took 11 ms. Reduced automaton from 7 states, 11 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA UtilityControlRoom-COL-Z4T4N10-LTLCardinality-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property UtilityControlRoom-COL-Z4T4N10-LTLCardinality-13 finished in 32311 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)||G(p1)||X(p2))))'
Support contains 64 out of 376 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 376/376 places, 590/590 transitions.
Discarding 120 places :
Symmetric choice reduction at 0 with 120 rule applications. Total rules 120 place count 256 transition count 470
Iterating global reduction 0 with 120 rules applied. Total rules applied 240 place count 256 transition count 470
Applied a total of 240 rules in 4 ms. Remains 256 /376 variables (removed 120) and now considering 470/590 (removed 120) transitions.
// Phase 1: matrix 470 rows 256 cols
[2025-06-07 04:44:04] [INFO ] Computed 23 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:44:04] [INFO ] Implicit Places using invariants in 150 ms returned [185]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 151 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 255/376 places, 470/590 transitions.
Applied a total of 0 rules in 1 ms. Remains 255 /255 variables (removed 0) and now considering 470/470 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 158 ms. Remains : 255/376 places, 470/590 transitions.
Stuttering acceptance computed with spot in 320 ms :[true, (NOT p2), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (NOT p1), (NOT p0), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : UtilityControlRoom-COL-Z4T4N10-LTLCardinality-15
Entered a terminal (fully accepting) state of product in 25 steps with 1 reset in 1 ms.
FORMULA UtilityControlRoom-COL-Z4T4N10-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-COL-Z4T4N10-LTLCardinality-15 finished in 496 ms.
All properties solved by simple procedures.
Total runtime 280326 ms.
BK_STOP 1749271445079
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="UtilityControlRoom-COL-Z4T4N10"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is UtilityControlRoom-COL-Z4T4N10, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r240-tall-174915590400763"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/UtilityControlRoom-COL-Z4T4N10.tgz
mv UtilityControlRoom-COL-Z4T4N10 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;