Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r240-tall-174915590300739.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-Z4T4N04, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r240-tall-174915590300739
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 528K
-rw-r--r-- 1 mcc users 8.0K May 29 14:48 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K May 29 14:48 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.0K May 29 14:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 63K May 29 14:48 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 29 14:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K 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 17K May 29 14:48 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 150K May 29 14:48 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K May 29 14:48 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 74K 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 4.0K 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-Z4T4N04-LTLCardinality-00
FORMULA_NAME UtilityControlRoom-COL-Z4T4N04-LTLCardinality-01
FORMULA_NAME UtilityControlRoom-COL-Z4T4N04-LTLCardinality-02
FORMULA_NAME UtilityControlRoom-COL-Z4T4N04-LTLCardinality-03
FORMULA_NAME UtilityControlRoom-COL-Z4T4N04-LTLCardinality-04
FORMULA_NAME UtilityControlRoom-COL-Z4T4N04-LTLCardinality-05
FORMULA_NAME UtilityControlRoom-COL-Z4T4N04-LTLCardinality-06
FORMULA_NAME UtilityControlRoom-COL-Z4T4N04-LTLCardinality-07
FORMULA_NAME UtilityControlRoom-COL-Z4T4N04-LTLCardinality-08
FORMULA_NAME UtilityControlRoom-COL-Z4T4N04-LTLCardinality-09
FORMULA_NAME UtilityControlRoom-COL-Z4T4N04-LTLCardinality-10
FORMULA_NAME UtilityControlRoom-COL-Z4T4N04-LTLCardinality-11
FORMULA_NAME UtilityControlRoom-COL-Z4T4N04-LTLCardinality-12
FORMULA_NAME UtilityControlRoom-COL-Z4T4N04-LTLCardinality-13
FORMULA_NAME UtilityControlRoom-COL-Z4T4N04-LTLCardinality-14
FORMULA_NAME UtilityControlRoom-COL-Z4T4N04-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1749269090770

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-Z4T4N04
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
LTLCardinality COL
Running Version 202505121319
[2025-06-07 04:04:52] [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 04:04:52] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-07 04:04:52] [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 04:04:52] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-06-07 04:04:52] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 610 ms
[2025-06-07 04:04:52] [INFO ] Imported 13 HL places and 12 HL transitions for a total of 154 PT places and 300.0 transition bindings in 19 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 13 ms.
Working with output stream class java.io.PrintStream
[2025-06-07 04:04:53] [INFO ] Built PT skeleton of HLPN with 13 places and 12 transitions 37 arcs in 6 ms.
[2025-06-07 04:04:53] [INFO ] Skeletonized 16 HLPN properties in 2 ms.
Initial state reduction rules removed 3 formulas.
FORMULA UtilityControlRoom-COL-Z4T4N04-LTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA UtilityControlRoom-COL-Z4T4N04-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA UtilityControlRoom-COL-Z4T4N04-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Remains 13 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 40000 steps (8 resets) in 493 ms. (80 steps per ms) remains 2/27 properties
BEST_FIRST walk for 40003 steps (8 resets) in 363 ms. (109 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 150 ms. (264 steps per ms) remains 2/2 properties
// Phase 1: matrix 11 rows 13 cols
[2025-06-07 04:04:53] [INFO ] Computed 5 invariants in 8 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) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem AtomicPropp7 is UNSAT
Problem AtomicPropp11 is UNSAT
After SMT solving in domain Real declared 13/24 variables, and 5 constraints, problems are : Problem set: 2 solved, 0 unsolved in 354 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/13 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 398ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 2 atomic propositions for a total of 13 simplifications.
[2025-06-07 04:04:53] [INFO ] Initial state reduction rules for LTL removed 1 formulas.
[2025-06-07 04:04:53] [INFO ] Flatten gal took : 15 ms
FORMULA UtilityControlRoom-COL-Z4T4N04-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-06-07 04:04:53] [INFO ] Flatten gal took : 2 ms
Transition timeout forces synchronizations/join behavior on parameter c of sort Cli
Domain [Cli(4), Z(4), Z(4)] of place MovetoZ breaks symmetries in sort Z
[2025-06-07 04:04:53] [INFO ] Unfolded HLPN to a Petri net with 154 places and 300 transitions 964 arcs in 18 ms.
[2025-06-07 04:04:53] [INFO ] Unfolded 12 HLPN properties in 0 ms.
Ensure Unique test removed 64 transitions
Reduce redundant transitions removed 64 transitions.
Support contains 150 out of 154 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 154/154 places, 236/236 transitions.
Applied a total of 0 rules in 6 ms. Remains 154 /154 variables (removed 0) and now considering 236/236 (removed 0) transitions.
// Phase 1: matrix 236 rows 154 cols
[2025-06-07 04:04:54] [INFO ] Computed 11 invariants in 17 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:04:54] [INFO ] Implicit Places using invariants in 90 ms returned []
[2025-06-07 04:04:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:04:54] [INFO ] Implicit Places using invariants and state equation in 120 ms returned []
Implicit Place search using SMT with State Equation took 219 ms to find 0 implicit places.
Running 232 sub problems to find dead transitions.
[2025-06-07 04:04:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/150 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 232 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/150 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 232 unsolved
At refinement iteration 2 (OVERLAPS) 4/154 variables, 9/11 constraints. Problems are: Problem set: 0 solved, 232 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/154 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 232 unsolved
At refinement iteration 4 (OVERLAPS) 236/390 variables, 154/165 constraints. Problems are: Problem set: 0 solved, 232 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/390 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 232 unsolved
At refinement iteration 6 (OVERLAPS) 0/390 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 232 unsolved
No progress, stopping.
After SMT solving in domain Real declared 390/390 variables, and 165 constraints, problems are : Problem set: 0 solved, 232 unsolved in 11463 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 154/154 constraints, PredecessorRefiner: 232/232 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 232 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/150 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 232 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/150 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 232 unsolved
At refinement iteration 2 (OVERLAPS) 4/154 variables, 9/11 constraints. Problems are: Problem set: 0 solved, 232 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/154 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 232 unsolved
At refinement iteration 4 (OVERLAPS) 236/390 variables, 154/165 constraints. Problems are: Problem set: 0 solved, 232 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/390 variables, 232/397 constraints. Problems are: Problem set: 0 solved, 232 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/390 variables, 0/397 constraints. Problems are: Problem set: 0 solved, 232 unsolved
At refinement iteration 7 (OVERLAPS) 0/390 variables, 0/397 constraints. Problems are: Problem set: 0 solved, 232 unsolved
No progress, stopping.
After SMT solving in domain Int declared 390/390 variables, and 397 constraints, problems are : Problem set: 0 solved, 232 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 154/154 constraints, PredecessorRefiner: 232/232 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41676ms problems are : Problem set: 0 solved, 232 unsolved
Search for dead transitions found 0 dead transitions in 41680ms
Finished structural reductions in LTL mode , in 1 iterations and 41917 ms. Remains : 154/154 places, 236/236 transitions.
Support contains 150 out of 154 places after structural reductions.
[2025-06-07 04:05:35] [INFO ] Flatten gal took : 34 ms
[2025-06-07 04:05:35] [INFO ] Flatten gal took : 19 ms
[2025-06-07 04:05:36] [INFO ] Input system was already deterministic with 236 transitions.
RANDOM walk for 40000 steps (8 resets) in 847 ms. (47 steps per ms) remains 2/26 properties
BEST_FIRST walk for 40004 steps (8 resets) in 99 ms. (400 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 96 ms. (412 steps per ms) remains 2/2 properties
[2025-06-07 04:05:36] [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) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem AtomicPropp7 is UNSAT
Problem AtomicPropp11 is UNSAT
After SMT solving in domain Real declared 154/390 variables, and 11 constraints, problems are : Problem set: 2 solved, 0 unsolved in 161 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 0/154 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 169ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 2 atomic propositions for a total of 12 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' '!(F(G(p0)))'
Support contains 69 out of 154 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 154/154 places, 236/236 transitions.
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 16 Pre rules applied. Total rules applied 0 place count 154 transition count 220
Deduced a syphon composed of 16 places in 1 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 0 with 32 rules applied. Total rules applied 32 place count 138 transition count 220
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 48 place count 130 transition count 212
Applied a total of 48 rules in 25 ms. Remains 130 /154 variables (removed 24) and now considering 212/236 (removed 24) transitions.
// Phase 1: matrix 212 rows 130 cols
[2025-06-07 04:05:37] [INFO ] Computed 11 invariants in 12 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:05:37] [INFO ] Implicit Places using invariants in 161 ms returned [104]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 164 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 129/154 places, 212/236 transitions.
Applied a total of 0 rules in 6 ms. Remains 129 /129 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 195 ms. Remains : 129/154 places, 212/236 transitions.
Stuttering acceptance computed with spot in 151 ms :[(NOT p0)]
Running random walk in product with property : UtilityControlRoom-COL-Z4T4N04-LTLCardinality-00
Product exploration explored 100000 steps with 0 reset in 457 ms.
Stack based approach found an accepted trace after 680 steps with 0 reset with depth 681 and stack size 681 in 4 ms.
FORMULA UtilityControlRoom-COL-Z4T4N04-LTLCardinality-00 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-COL-Z4T4N04-LTLCardinality-00 finished in 878 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0) U X(X((p1||X(X(X(F(p2)))))))))'
Support contains 41 out of 154 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 154/154 places, 236/236 transitions.
Discarding 48 places :
Symmetric choice reduction at 0 with 48 rule applications. Total rules 48 place count 106 transition count 188
Iterating global reduction 0 with 48 rules applied. Total rules applied 96 place count 106 transition count 188
Applied a total of 96 rules in 10 ms. Remains 106 /154 variables (removed 48) and now considering 188/236 (removed 48) transitions.
// Phase 1: matrix 188 rows 106 cols
[2025-06-07 04:05:37] [INFO ] Computed 11 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:05:37] [INFO ] Implicit Places using invariants in 92 ms returned [76]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 94 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 105/154 places, 188/236 transitions.
Applied a total of 0 rules in 8 ms. Remains 105 /105 variables (removed 0) and now considering 188/188 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 112 ms. Remains : 105/154 places, 188/236 transitions.
Stuttering acceptance computed with spot in 813 ms :[(AND (NOT p1) (NOT p2)), false, (AND (NOT p1) (NOT p2)), false, (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) p1 (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : UtilityControlRoom-COL-Z4T4N04-LTLCardinality-01
Product exploration explored 100000 steps with 27251 reset in 214 ms.
Product exploration explored 100000 steps with 27342 reset in 229 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 p0 (NOT p1) p2), (X (NOT p0))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 2 factoid took 260 ms. Reduced automaton from 18 states, 24 edges and 3 AP (stutter sensitive) to 12 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 557 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2))]
RANDOM walk for 2286 steps (0 resets) in 16 ms. (134 steps per ms) remains 0/7 properties
Knowledge obtained : [(AND p0 (NOT p1) p2), (X (NOT p0))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1))), (F (NOT (OR p1 p0))), (F (NOT (OR p1 p0 p2))), (F p1), (F (NOT p0)), (F (NOT p2)), (F (NOT (OR p0 p2))), (F (NOT (OR p1 p2)))]
Knowledge based reduction with 2 factoid took 425 ms. Reduced automaton from 12 states, 16 edges and 3 AP (stutter sensitive) to 12 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 490 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 531 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2))]
Support contains 41 out of 105 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 105/105 places, 188/188 transitions.
Applied a total of 0 rules in 6 ms. Remains 105 /105 variables (removed 0) and now considering 188/188 (removed 0) transitions.
// Phase 1: matrix 188 rows 105 cols
[2025-06-07 04:05:41] [INFO ] Computed 10 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:05:41] [INFO ] Implicit Places using invariants in 50 ms returned []
[2025-06-07 04:05:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:05:41] [INFO ] Implicit Places using invariants and state equation in 96 ms returned []
Implicit Place search using SMT with State Equation took 147 ms to find 0 implicit places.
Running 184 sub problems to find dead transitions.
[2025-06-07 04:05:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/101 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/101 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (OVERLAPS) 4/105 variables, 9/10 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/105 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (OVERLAPS) 188/293 variables, 105/115 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/293 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 6 (OVERLAPS) 0/293 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Real declared 293/293 variables, and 115 constraints, problems are : Problem set: 0 solved, 184 unsolved in 6181 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 105/105 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 184 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/101 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/101 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (OVERLAPS) 4/105 variables, 9/10 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/105 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (OVERLAPS) 188/293 variables, 105/115 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/293 variables, 184/299 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/293 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 7 (OVERLAPS) 0/293 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Int declared 293/293 variables, and 299 constraints, problems are : Problem set: 0 solved, 184 unsolved in 9105 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 105/105 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15316ms problems are : Problem set: 0 solved, 184 unsolved
Search for dead transitions found 0 dead transitions in 15318ms
Finished structural reductions in LTL mode , in 1 iterations and 15472 ms. Remains : 105/105 places, 188/188 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) p0 p2)]
False Knowledge obtained : [(X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 1 factoid took 280 ms. Reduced automaton from 12 states, 16 edges and 3 AP (stutter sensitive) to 12 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 566 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2))]
RANDOM walk for 1274 steps (0 resets) in 14 ms. (84 steps per ms) remains 0/7 properties
Knowledge obtained : [(AND (NOT p1) p0 p2)]
False Knowledge obtained : [(X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1))), (F (NOT (OR p0 p2))), (F (NOT (OR p1 p2))), (F p1), (F (NOT p0)), (F (NOT p2)), (F (NOT (OR p0 p1))), (F (NOT (OR p0 p1 p2)))]
Knowledge based reduction with 1 factoid took 476 ms. Reduced automaton from 12 states, 16 edges and 3 AP (stutter sensitive) to 12 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 526 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 556 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 569 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2))]
Product exploration explored 100000 steps with 23753 reset in 261 ms.
Product exploration explored 100000 steps with 23750 reset in 173 ms.
Applying partial POR strategy [false, false, false, false, false, false, false, false, true, true, false, false]
Stuttering acceptance computed with spot in 581 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2))]
Support contains 41 out of 105 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 105/105 places, 188/188 transitions.
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 20 places in 0 ms
Iterating global reduction 0 with 20 rules applied. Total rules applied 20 place count 105 transition count 188
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 36 place count 105 transition count 172
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 39 place count 102 transition count 124
Deduced a syphon composed of 20 places in 0 ms
Iterating global reduction 1 with 3 rules applied. Total rules applied 42 place count 102 transition count 124
Discarding 12 places :
Symmetric choice reduction at 1 with 12 rule applications. Total rules 54 place count 90 transition count 112
Deduced a syphon composed of 20 places in 0 ms
Iterating global reduction 1 with 12 rules applied. Total rules applied 66 place count 90 transition count 112
Deduced a syphon composed of 20 places in 0 ms
Applied a total of 66 rules in 24 ms. Remains 90 /105 variables (removed 15) and now considering 112/188 (removed 76) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 04:06:01] [INFO ] Redundant transitions in 2 ms returned []
Running 108 sub problems to find dead transitions.
// Phase 1: matrix 112 rows 90 cols
[2025-06-07 04:06:01] [INFO ] Computed 10 invariants in 1 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/86 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/86 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 2 (OVERLAPS) 4/90 variables, 9/10 constraints. Problems are: Problem set: 0 solved, 108 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 04:06:02] [INFO ] Deduced a trap composed of 15 places in 56 ms of which 9 ms to minimize.
Problem TDEAD4 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 04:06:02] [INFO ] Deduced a trap composed of 15 places in 30 ms of which 2 ms to minimize.
Problem TDEAD5 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 04:06:02] [INFO ] Deduced a trap composed of 15 places in 27 ms of which 3 ms to minimize.
Problem TDEAD6 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 04:06:02] [INFO ] Deduced a trap composed of 15 places in 33 ms of which 2 ms to minimize.
Problem TDEAD7 is UNSAT
Problem TDEAD8 is UNSAT
Problem TDEAD9 is UNSAT
Problem TDEAD10 is UNSAT
Problem TDEAD11 is UNSAT
Problem TDEAD12 is UNSAT
Problem TDEAD13 is UNSAT
Problem TDEAD14 is UNSAT
Problem TDEAD15 is UNSAT
Problem TDEAD16 is UNSAT
Problem TDEAD17 is UNSAT
Problem TDEAD18 is UNSAT
Problem TDEAD19 is UNSAT
Problem TDEAD52 is UNSAT
Problem TDEAD53 is UNSAT
Problem TDEAD54 is UNSAT
Problem TDEAD55 is UNSAT
At refinement iteration 3 (INCLUDED_ONLY) 0/90 variables, 4/14 constraints. Problems are: Problem set: 20 solved, 88 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/90 variables, 0/14 constraints. Problems are: Problem set: 20 solved, 88 unsolved
At refinement iteration 5 (OVERLAPS) 112/202 variables, 90/104 constraints. Problems are: Problem set: 20 solved, 88 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/104 constraints. Problems are: Problem set: 20 solved, 88 unsolved
At refinement iteration 7 (OVERLAPS) 0/202 variables, 0/104 constraints. Problems are: Problem set: 20 solved, 88 unsolved
No progress, stopping.
After SMT solving in domain Real declared 202/202 variables, and 104 constraints, problems are : Problem set: 20 solved, 88 unsolved in 2827 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 90/90 constraints, PredecessorRefiner: 108/108 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 20 solved, 88 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 0/0 constraints. Problems are: Problem set: 20 solved, 88 unsolved
At refinement iteration 1 (OVERLAPS) 24/90 variables, 10/10 constraints. Problems are: Problem set: 20 solved, 88 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/90 variables, 4/14 constraints. Problems are: Problem set: 20 solved, 88 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/90 variables, 0/14 constraints. Problems are: Problem set: 20 solved, 88 unsolved
At refinement iteration 4 (OVERLAPS) 112/202 variables, 90/104 constraints. Problems are: Problem set: 20 solved, 88 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/202 variables, 88/192 constraints. Problems are: Problem set: 20 solved, 88 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/192 constraints. Problems are: Problem set: 20 solved, 88 unsolved
At refinement iteration 7 (OVERLAPS) 0/202 variables, 0/192 constraints. Problems are: Problem set: 20 solved, 88 unsolved
No progress, stopping.
After SMT solving in domain Int declared 202/202 variables, and 192 constraints, problems are : Problem set: 20 solved, 88 unsolved in 2623 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 90/90 constraints, PredecessorRefiner: 88/108 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5463ms problems are : Problem set: 20 solved, 88 unsolved
Search for dead transitions found 20 dead transitions in 5463ms
Found 20 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 20 transitions
Dead transitions reduction (with SMT) removed 20 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 90/105 places, 92/188 transitions.
Graph (complete) has 117 edges and 90 vertex of which 70 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.1 ms
Discarding 20 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 4 ms. Remains 70 /90 variables (removed 20) and now considering 92/92 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 70/105 places, 92/188 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 5509 ms. Remains : 70/105 places, 92/188 transitions.
Built C files in :
/tmp/ltsmin15351094369421940943
[2025-06-07 04:06:06] [INFO ] Built C files in 16ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15351094369421940943
Running compilation step : cd /tmp/ltsmin15351094369421940943;'/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 460 ms.
Running link step : cd /tmp/ltsmin15351094369421940943;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 52 ms.
Running LTSmin : cd /tmp/ltsmin15351094369421940943;'/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/stateBased8201825224077205025.hoa' '--buchi-type=spotba'
LTSmin run took 212 ms.
FORMULA UtilityControlRoom-COL-Z4T4N04-LTLCardinality-01 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property UtilityControlRoom-COL-Z4T4N04-LTLCardinality-01 finished in 29747 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&(X(!p0)||F(p1))))'
Support contains 5 out of 154 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 154/154 places, 236/236 transitions.
Discarding 48 places :
Symmetric choice reduction at 0 with 48 rule applications. Total rules 48 place count 106 transition count 188
Iterating global reduction 0 with 48 rules applied. Total rules applied 96 place count 106 transition count 188
Applied a total of 96 rules in 17 ms. Remains 106 /154 variables (removed 48) and now considering 188/236 (removed 48) transitions.
// Phase 1: matrix 188 rows 106 cols
[2025-06-07 04:06:07] [INFO ] Computed 11 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:06:07] [INFO ] Implicit Places using invariants in 134 ms returned [76]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 135 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 105/154 places, 188/236 transitions.
Applied a total of 0 rules in 2 ms. Remains 105 /105 variables (removed 0) and now considering 188/188 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 154 ms. Remains : 105/154 places, 188/236 transitions.
Stuttering acceptance computed with spot in 147 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p1) p0), (NOT p1)]
Running random walk in product with property : UtilityControlRoom-COL-Z4T4N04-LTLCardinality-02
Product exploration explored 100000 steps with 1291 reset in 171 ms.
Stack based approach found an accepted trace after 12043 steps with 141 reset with depth 551 and stack size 551 in 22 ms.
FORMULA UtilityControlRoom-COL-Z4T4N04-LTLCardinality-02 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-COL-Z4T4N04-LTLCardinality-02 finished in 513 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((G(p0)||F(p1))))'
Support contains 21 out of 154 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 154/154 places, 236/236 transitions.
Performed 64 Post agglomeration using F-continuation condition.Transition count delta: 64
Iterating post reduction 0 with 64 rules applied. Total rules applied 64 place count 154 transition count 172
Reduce places removed 64 places and 0 transitions.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 1 with 80 rules applied. Total rules applied 144 place count 90 transition count 156
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 16 Pre rules applied. Total rules applied 144 place count 90 transition count 140
Deduced a syphon composed of 16 places in 1 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 2 with 32 rules applied. Total rules applied 176 place count 74 transition count 140
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 179 place count 71 transition count 92
Iterating global reduction 2 with 3 rules applied. Total rules applied 182 place count 71 transition count 92
Discarding 12 places :
Symmetric choice reduction at 2 with 12 rule applications. Total rules 194 place count 59 transition count 80
Iterating global reduction 2 with 12 rules applied. Total rules applied 206 place count 59 transition count 80
Discarding 12 places :
Symmetric choice reduction at 2 with 12 rule applications. Total rules 218 place count 47 transition count 56
Iterating global reduction 2 with 12 rules applied. Total rules applied 230 place count 47 transition count 56
Applied a total of 230 rules in 15 ms. Remains 47 /154 variables (removed 107) and now considering 56/236 (removed 180) transitions.
// Phase 1: matrix 56 rows 47 cols
[2025-06-07 04:06:08] [INFO ] Computed 11 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:06:08] [INFO ] Implicit Places using invariants in 43 ms returned [0, 30]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 44 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 45/154 places, 56/236 transitions.
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 4 Pre rules applied. Total rules applied 0 place count 45 transition count 52
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 8 rules applied. Total rules applied 8 place count 41 transition count 52
Applied a total of 8 rules in 3 ms. Remains 41 /45 variables (removed 4) and now considering 52/56 (removed 4) transitions.
// Phase 1: matrix 52 rows 41 cols
[2025-06-07 04:06:08] [INFO ] Computed 9 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:06:08] [INFO ] Implicit Places using invariants in 27 ms returned []
[2025-06-07 04:06:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:06:08] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 41/154 places, 52/236 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 138 ms. Remains : 41/154 places, 52/236 transitions.
Stuttering acceptance computed with spot in 73 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : UtilityControlRoom-COL-Z4T4N04-LTLCardinality-04
Product exploration explored 100000 steps with 3184 reset in 135 ms.
Stack based approach found an accepted trace after 659 steps with 18 reset with depth 18 and stack size 18 in 2 ms.
FORMULA UtilityControlRoom-COL-Z4T4N04-LTLCardinality-04 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-COL-Z4T4N04-LTLCardinality-04 finished in 367 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||((!p0 U (p1||G(!p0))) U p2)) U p3))'
Support contains 40 out of 154 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 154/154 places, 236/236 transitions.
Performed 64 Post agglomeration using F-continuation condition.Transition count delta: 64
Iterating post reduction 0 with 64 rules applied. Total rules applied 64 place count 154 transition count 172
Reduce places removed 64 places and 0 transitions.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 1 with 80 rules applied. Total rules applied 144 place count 90 transition count 156
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 147 place count 87 transition count 108
Iterating global reduction 2 with 3 rules applied. Total rules applied 150 place count 87 transition count 108
Discarding 12 places :
Symmetric choice reduction at 2 with 12 rule applications. Total rules 162 place count 75 transition count 96
Iterating global reduction 2 with 12 rules applied. Total rules applied 174 place count 75 transition count 96
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 9 rules applied. Total rules applied 183 place count 70 transition count 92
Applied a total of 183 rules in 9 ms. Remains 70 /154 variables (removed 84) and now considering 92/236 (removed 144) transitions.
// Phase 1: matrix 92 rows 70 cols
[2025-06-07 04:06:08] [INFO ] Computed 10 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:06:08] [INFO ] Implicit Places using invariants in 41 ms returned [56, 57]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 42 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 68/154 places, 92/236 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 8 rules applied. Total rules applied 8 place count 64 transition count 88
Applied a total of 8 rules in 3 ms. Remains 64 /68 variables (removed 4) and now considering 88/92 (removed 4) transitions.
// Phase 1: matrix 88 rows 64 cols
[2025-06-07 04:06:08] [INFO ] Computed 8 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:06:08] [INFO ] Implicit Places using invariants in 26 ms returned []
[2025-06-07 04:06:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:06:08] [INFO ] Implicit Places using invariants and state equation in 51 ms returned []
Implicit Place search using SMT with State Equation took 78 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 64/154 places, 88/236 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 132 ms. Remains : 64/154 places, 88/236 transitions.
Stuttering acceptance computed with spot in 140 ms :[(NOT p3), (AND p0 (NOT p1)), (NOT p2), true]
Running random walk in product with property : UtilityControlRoom-COL-Z4T4N04-LTLCardinality-06
Entered a terminal (fully accepting) state of product in 643 steps with 7 reset in 4 ms.
FORMULA UtilityControlRoom-COL-Z4T4N04-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-COL-Z4T4N04-LTLCardinality-06 finished in 297 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 U p1))&&!(F(p0) U G((G(p2) U p3)))))'
Support contains 61 out of 154 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 154/154 places, 236/236 transitions.
Discarding 48 places :
Symmetric choice reduction at 0 with 48 rule applications. Total rules 48 place count 106 transition count 188
Iterating global reduction 0 with 48 rules applied. Total rules applied 96 place count 106 transition count 188
Applied a total of 96 rules in 4 ms. Remains 106 /154 variables (removed 48) and now considering 188/236 (removed 48) transitions.
// Phase 1: matrix 188 rows 106 cols
[2025-06-07 04:06:08] [INFO ] Computed 11 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:06:08] [INFO ] Implicit Places using invariants in 65 ms returned [77]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 66 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 105/154 places, 188/236 transitions.
Applied a total of 0 rules in 1 ms. Remains 105 /105 variables (removed 0) and now considering 188/188 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 71 ms. Remains : 105/154 places, 188/236 transitions.
Stuttering acceptance computed with spot in 278 ms :[(OR p3 p1), p1, p3, p3, (AND p0 p3), (AND p3 p2), true]
Running random walk in product with property : UtilityControlRoom-COL-Z4T4N04-LTLCardinality-07
Entered a terminal (fully accepting) state of product in 90 steps with 4 reset in 1 ms.
FORMULA UtilityControlRoom-COL-Z4T4N04-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-COL-Z4T4N04-LTLCardinality-07 finished in 376 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||G(p1)))))'
Support contains 80 out of 154 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 154/154 places, 236/236 transitions.
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 16 place count 146 transition count 228
Applied a total of 16 rules in 12 ms. Remains 146 /154 variables (removed 8) and now considering 228/236 (removed 8) transitions.
// Phase 1: matrix 228 rows 146 cols
[2025-06-07 04:06:09] [INFO ] Computed 11 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:06:09] [INFO ] Implicit Places using invariants in 168 ms returned [120, 121]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 169 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 144/154 places, 228/236 transitions.
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 0 with 32 rules applied. Total rules applied 32 place count 128 transition count 212
Applied a total of 32 rules in 6 ms. Remains 128 /144 variables (removed 16) and now considering 212/228 (removed 16) transitions.
// Phase 1: matrix 212 rows 128 cols
[2025-06-07 04:06:09] [INFO ] Computed 9 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:06:09] [INFO ] Implicit Places using invariants in 70 ms returned []
[2025-06-07 04:06:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:06:09] [INFO ] Implicit Places using invariants and state equation in 111 ms returned []
Implicit Place search using SMT with State Equation took 187 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 128/154 places, 212/236 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 375 ms. Remains : 128/154 places, 212/236 transitions.
Stuttering acceptance computed with spot in 81 ms :[(AND (NOT p1) p0), (AND (NOT p1) p0)]
Running random walk in product with property : UtilityControlRoom-COL-Z4T4N04-LTLCardinality-09
Product exploration explored 100000 steps with 513 reset in 258 ms.
Product exploration explored 100000 steps with 517 reset in 274 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)), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND p1 p0))), (X (NOT p0)), (X p1), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND p1 p0)))), (X (X (NOT p0)))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 8 factoid took 177 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 86 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1))]
RANDOM walk for 368 steps (0 resets) in 10 ms. (33 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND p1 p0))), (X (NOT p0)), (X p1), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND p1 p0)))), (X (X (NOT p0)))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1))), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT (OR (NOT p0) p1))), (F (NOT p1)), (F p0)]
Knowledge based reduction with 8 factoid took 312 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 71 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1))]
Stuttering acceptance computed with spot in 85 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1))]
Support contains 80 out of 128 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 128/128 places, 212/212 transitions.
Applied a total of 0 rules in 11 ms. Remains 128 /128 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2025-06-07 04:06:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:06:10] [INFO ] Implicit Places using invariants in 71 ms returned []
[2025-06-07 04:06:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:06:11] [INFO ] Implicit Places using invariants and state equation in 107 ms returned []
Implicit Place search using SMT with State Equation took 184 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 04:06:11] [INFO ] Redundant transitions in 11 ms returned []
Running 196 sub problems to find dead transitions.
[2025-06-07 04:06:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/124 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/124 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 2 (OVERLAPS) 4/128 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 4 (OVERLAPS) 212/340 variables, 128/137 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/340 variables, 0/137 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 6 (OVERLAPS) 0/340 variables, 0/137 constraints. Problems are: Problem set: 0 solved, 196 unsolved
No progress, stopping.
After SMT solving in domain Real declared 340/340 variables, and 137 constraints, problems are : Problem set: 0 solved, 196 unsolved in 7742 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 128/128 constraints, PredecessorRefiner: 196/196 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/124 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/124 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 2 (OVERLAPS) 4/128 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 4 (OVERLAPS) 212/340 variables, 128/137 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/340 variables, 196/333 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/340 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 7 (OVERLAPS) 0/340 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 196 unsolved
No progress, stopping.
After SMT solving in domain Int declared 340/340 variables, and 333 constraints, problems are : Problem set: 0 solved, 196 unsolved in 11513 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 128/128 constraints, PredecessorRefiner: 196/196 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 19281ms problems are : Problem set: 0 solved, 196 unsolved
Search for dead transitions found 0 dead transitions in 19281ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 19495 ms. Remains : 128/128 places, 212/212 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X (NOT (AND p0 p1))), (X p1), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0))), (X (X (NOT (AND p0 p1))))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 8 factoid took 179 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 80 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1))]
RANDOM walk for 260 steps (0 resets) in 8 ms. (28 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X (NOT (AND p0 p1))), (X p1), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0))), (X (X (NOT (AND p0 p1))))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1))), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT (OR (NOT p0) p1))), (F (NOT p1)), (F p0)]
Knowledge based reduction with 8 factoid took 288 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 83 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1))]
Stuttering acceptance computed with spot in 84 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1))]
Stuttering acceptance computed with spot in 82 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1))]
Product exploration explored 100000 steps with 549 reset in 191 ms.
Product exploration explored 100000 steps with 477 reset in 202 ms.
Built C files in :
/tmp/ltsmin9673154867534203718
[2025-06-07 04:06:31] [INFO ] Computing symmetric may disable matrix : 212 transitions.
[2025-06-07 04:06:31] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 04:06:31] [INFO ] Computing symmetric may enable matrix : 212 transitions.
[2025-06-07 04:06:31] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 04:06:31] [INFO ] Computing Do-Not-Accords matrix : 212 transitions.
[2025-06-07 04:06:31] [INFO ] Computation of Completed DNA matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 04:06:31] [INFO ] Built C files in 31ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9673154867534203718
Running compilation step : cd /tmp/ltsmin9673154867534203718;'/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 396 ms.
Running link step : cd /tmp/ltsmin9673154867534203718;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 36 ms.
Running LTSmin : cd /tmp/ltsmin9673154867534203718;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased17723902553177930442.hoa' '--buchi-type=spotba'
LTSmin run took 338 ms.
FORMULA UtilityControlRoom-COL-Z4T4N04-LTLCardinality-09 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property UtilityControlRoom-COL-Z4T4N04-LTLCardinality-09 finished in 23325 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 16 out of 154 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 154/154 places, 236/236 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 64 transitions
Trivial Post-agglo rules discarded 64 transitions
Performed 64 trivial Post agglomeration. Transition count delta: 64
Iterating post reduction 0 with 64 rules applied. Total rules applied 64 place count 154 transition count 172
Reduce places removed 64 places and 0 transitions.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 1 with 80 rules applied. Total rules applied 144 place count 90 transition count 156
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 16 Pre rules applied. Total rules applied 144 place count 90 transition count 140
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 2 with 32 rules applied. Total rules applied 176 place count 74 transition count 140
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 179 place count 71 transition count 92
Iterating global reduction 2 with 3 rules applied. Total rules applied 182 place count 71 transition count 92
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 1 ms
Ensure Unique test removed 1 places
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 2 with 17 rules applied. Total rules applied 199 place count 62 transition count 84
Applied a total of 199 rules in 12 ms. Remains 62 /154 variables (removed 92) and now considering 84/236 (removed 152) transitions.
// Phase 1: matrix 84 rows 62 cols
[2025-06-07 04:06:32] [INFO ] Computed 10 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:06:32] [INFO ] Implicit Places using invariants in 51 ms returned [36, 37]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 53 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 60/154 places, 84/236 transitions.
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 16 Pre rules applied. Total rules applied 0 place count 60 transition count 68
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 0 with 32 rules applied. Total rules applied 32 place count 44 transition count 68
Applied a total of 32 rules in 2 ms. Remains 44 /60 variables (removed 16) and now considering 68/84 (removed 16) transitions.
// Phase 1: matrix 68 rows 44 cols
[2025-06-07 04:06:32] [INFO ] Computed 8 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:06:32] [INFO ] Implicit Places using invariants in 30 ms returned []
[2025-06-07 04:06:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:06:32] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 77 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 44/154 places, 68/236 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 146 ms. Remains : 44/154 places, 68/236 transitions.
Stuttering acceptance computed with spot in 78 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : UtilityControlRoom-COL-Z4T4N04-LTLCardinality-10
Product exploration explored 100000 steps with 10420 reset in 167 ms.
Stack based approach found an accepted trace after 176 steps with 20 reset with depth 14 and stack size 14 in 1 ms.
FORMULA UtilityControlRoom-COL-Z4T4N04-LTLCardinality-10 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-COL-Z4T4N04-LTLCardinality-10 finished in 405 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((G(p0)&&F(p1))))))'
Support contains 65 out of 154 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 154/154 places, 236/236 transitions.
Applied a total of 0 rules in 2 ms. Remains 154 /154 variables (removed 0) and now considering 236/236 (removed 0) transitions.
// Phase 1: matrix 236 rows 154 cols
[2025-06-07 04:06:32] [INFO ] Computed 11 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:06:33] [INFO ] Implicit Places using invariants in 121 ms returned [125]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 122 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 153/154 places, 236/236 transitions.
Applied a total of 0 rules in 1 ms. Remains 153 /153 variables (removed 0) and now considering 236/236 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 127 ms. Remains : 153/154 places, 236/236 transitions.
Stuttering acceptance computed with spot in 174 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true, (OR (NOT p0) (NOT p1))]
Running random walk in product with property : UtilityControlRoom-COL-Z4T4N04-LTLCardinality-11
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA UtilityControlRoom-COL-Z4T4N04-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-COL-Z4T4N04-LTLCardinality-11 finished in 324 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(p1))) U (G((p0&&X(X(p1))))||(X(X(p1))&&p2)))))'
Support contains 22 out of 154 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 154/154 places, 236/236 transitions.
Discarding 48 places :
Symmetric choice reduction at 0 with 48 rule applications. Total rules 48 place count 106 transition count 188
Iterating global reduction 0 with 48 rules applied. Total rules applied 96 place count 106 transition count 188
Applied a total of 96 rules in 7 ms. Remains 106 /154 variables (removed 48) and now considering 188/236 (removed 48) transitions.
// Phase 1: matrix 188 rows 106 cols
[2025-06-07 04:06:33] [INFO ] Computed 11 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:06:33] [INFO ] Implicit Places using invariants in 93 ms returned []
[2025-06-07 04:06:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:06:33] [INFO ] Implicit Places using invariants and state equation in 116 ms returned []
Implicit Place search using SMT with State Equation took 211 ms to find 0 implicit places.
Running 184 sub problems to find dead transitions.
[2025-06-07 04:06:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/102 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/102 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (OVERLAPS) 4/106 variables, 9/11 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/106 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (OVERLAPS) 188/294 variables, 106/117 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/294 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 6 (OVERLAPS) 0/294 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Real declared 294/294 variables, and 117 constraints, problems are : Problem set: 0 solved, 184 unsolved in 6470 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 106/106 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 184 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/102 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/102 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 2 (OVERLAPS) 4/106 variables, 9/11 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/106 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 4 (OVERLAPS) 188/294 variables, 106/117 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/294 variables, 184/301 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/294 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 184 unsolved
At refinement iteration 7 (OVERLAPS) 0/294 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 184 unsolved
No progress, stopping.
After SMT solving in domain Int declared 294/294 variables, and 301 constraints, problems are : Problem set: 0 solved, 184 unsolved in 11267 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 106/106 constraints, PredecessorRefiner: 184/184 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 17784ms problems are : Problem set: 0 solved, 184 unsolved
Search for dead transitions found 0 dead transitions in 17784ms
Starting structural reductions in LTL mode, iteration 1 : 106/154 places, 188/236 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 18004 ms. Remains : 106/154 places, 188/236 transitions.
Stuttering acceptance computed with spot in 163 ms :[(OR (NOT p1) (AND (NOT p0) (NOT p2))), (OR (NOT p1) (AND (NOT p0) (NOT p2))), true, (NOT p1), (NOT p1)]
Running random walk in product with property : UtilityControlRoom-COL-Z4T4N04-LTLCardinality-12
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA UtilityControlRoom-COL-Z4T4N04-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-COL-Z4T4N04-LTLCardinality-12 finished in 18183 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)||X(G(p1)))))'
Support contains 36 out of 154 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 154/154 places, 236/236 transitions.
Discarding 48 places :
Symmetric choice reduction at 0 with 48 rule applications. Total rules 48 place count 106 transition count 188
Iterating global reduction 0 with 48 rules applied. Total rules applied 96 place count 106 transition count 188
Applied a total of 96 rules in 4 ms. Remains 106 /154 variables (removed 48) and now considering 188/236 (removed 48) transitions.
[2025-06-07 04:06:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:06:51] [INFO ] Implicit Places using invariants in 116 ms returned [76, 77]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 118 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 104/154 places, 188/236 transitions.
Applied a total of 0 rules in 1 ms. Remains 104 /104 variables (removed 0) and now considering 188/188 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 123 ms. Remains : 104/154 places, 188/236 transitions.
Stuttering acceptance computed with spot in 171 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : UtilityControlRoom-COL-Z4T4N04-LTLCardinality-13
Entered a terminal (fully accepting) state of product in 20 steps with 0 reset in 0 ms.
FORMULA UtilityControlRoom-COL-Z4T4N04-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-COL-Z4T4N04-LTLCardinality-13 finished in 310 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((G(p0)||F(G(!p1))))))'
Support contains 36 out of 154 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 154/154 places, 236/236 transitions.
Discarding 48 places :
Symmetric choice reduction at 0 with 48 rule applications. Total rules 48 place count 106 transition count 188
Iterating global reduction 0 with 48 rules applied. Total rules applied 96 place count 106 transition count 188
Applied a total of 96 rules in 4 ms. Remains 106 /154 variables (removed 48) and now considering 188/236 (removed 48) transitions.
[2025-06-07 04:06:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:06:51] [INFO ] Implicit Places using invariants in 111 ms returned [76, 77]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 112 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 104/154 places, 188/236 transitions.
Applied a total of 0 rules in 0 ms. Remains 104 /104 variables (removed 0) and now considering 188/188 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 118 ms. Remains : 104/154 places, 188/236 transitions.
Stuttering acceptance computed with spot in 151 ms :[(AND (NOT p0) p1), p1, (AND (NOT p0) p1), (AND (NOT p0) p1)]
Running random walk in product with property : UtilityControlRoom-COL-Z4T4N04-LTLCardinality-14
Product exploration explored 100000 steps with 0 reset in 162 ms.
Stack based approach found an accepted trace after 2656 steps with 0 reset with depth 2657 and stack size 2656 in 7 ms.
FORMULA UtilityControlRoom-COL-Z4T4N04-LTLCardinality-14 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-COL-Z4T4N04-LTLCardinality-14 finished in 451 ms.
All properties solved by simple procedures.
Total runtime 120013 ms.

BK_STOP 1749269212252

--------------------
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-Z4T4N04"
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-Z4T4N04, 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-174915590300739"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/UtilityControlRoom-COL-Z4T4N04.tgz
mv UtilityControlRoom-COL-Z4T4N04 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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