Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r240-tall-174915590200675.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)
..............................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is UtilityControlRoom-COL-Z2T4N04, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r240-tall-174915590200675
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 528K
-rw-r--r-- 1 mcc users 11K May 29 14:48 CTLCardinality.txt
-rw-r--r-- 1 mcc users 99K May 29 14:48 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.7K May 29 14:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K 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 30K 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 18K May 29 14:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:48 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 108K May 29 14:48 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K May 29 14:48 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 100K 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-Z2T4N04-LTLCardinality-00
FORMULA_NAME UtilityControlRoom-COL-Z2T4N04-LTLCardinality-01
FORMULA_NAME UtilityControlRoom-COL-Z2T4N04-LTLCardinality-02
FORMULA_NAME UtilityControlRoom-COL-Z2T4N04-LTLCardinality-03
FORMULA_NAME UtilityControlRoom-COL-Z2T4N04-LTLCardinality-04
FORMULA_NAME UtilityControlRoom-COL-Z2T4N04-LTLCardinality-05
FORMULA_NAME UtilityControlRoom-COL-Z2T4N04-LTLCardinality-06
FORMULA_NAME UtilityControlRoom-COL-Z2T4N04-LTLCardinality-07
FORMULA_NAME UtilityControlRoom-COL-Z2T4N04-LTLCardinality-08
FORMULA_NAME UtilityControlRoom-COL-Z2T4N04-LTLCardinality-09
FORMULA_NAME UtilityControlRoom-COL-Z2T4N04-LTLCardinality-10
FORMULA_NAME UtilityControlRoom-COL-Z2T4N04-LTLCardinality-11
FORMULA_NAME UtilityControlRoom-COL-Z2T4N04-LTLCardinality-12
FORMULA_NAME UtilityControlRoom-COL-Z2T4N04-LTLCardinality-13
FORMULA_NAME UtilityControlRoom-COL-Z2T4N04-LTLCardinality-14
FORMULA_NAME UtilityControlRoom-COL-Z2T4N04-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1749264683430

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-Z2T4N04
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
LTLCardinality COL
Running Version 202505121319
[2025-06-07 02:51:24] [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 02:51:24] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-07 02:51:25] [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 02:51:25] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-06-07 02:51:25] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 640 ms
[2025-06-07 02:51:25] [INFO ] Imported 13 HL places and 12 HL transitions for a total of 72 PT places and 108.0 transition bindings in 28 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 16 ms.
Working with output stream class java.io.PrintStream
[2025-06-07 02:51:25] [INFO ] Built PT skeleton of HLPN with 13 places and 12 transitions 37 arcs in 6 ms.
[2025-06-07 02:51:25] [INFO ] Skeletonized 16 HLPN properties in 2 ms.
Initial state reduction rules removed 1 formulas.
FORMULA UtilityControlRoom-COL-Z2T4N04-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Remains 15 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 40005 steps (8 resets) in 925 ms. (43 steps per ms) remains 3/37 properties
BEST_FIRST walk for 40002 steps (8 resets) in 421 ms. (94 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 338 ms. (118 steps per ms) remains 2/3 properties
BEST_FIRST walk for 40002 steps (8 resets) in 214 ms. (186 steps per ms) remains 2/2 properties
// Phase 1: matrix 11 rows 13 cols
[2025-06-07 02:51:26] [INFO ] Computed 5 invariants in 3 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 AtomicPropp16 is UNSAT
Problem AtomicPropp35 is UNSAT
After SMT solving in domain Real declared 13/24 variables, and 5 constraints, problems are : Problem set: 2 solved, 0 unsolved in 184 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 216ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 2 atomic propositions for a total of 15 simplifications.
[2025-06-07 02:51:26] [INFO ] Initial state reduction rules for LTL removed 1 formulas.
[2025-06-07 02:51:26] [INFO ] Flatten gal took : 16 ms
[2025-06-07 02:51:26] [INFO ] Initial state reduction rules for LTL removed 1 formulas.
FORMULA UtilityControlRoom-COL-Z2T4N04-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA UtilityControlRoom-COL-Z2T4N04-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-06-07 02:51:26] [INFO ] Flatten gal took : 3 ms
Transition timeout forces synchronizations/join behavior on parameter c of sort Cli
Domain [Cli(4), Z(2), Z(2)] of place MovetoZ breaks symmetries in sort Z
[2025-06-07 02:51:26] [INFO ] Unfolded HLPN to a Petri net with 72 places and 108 transitions 340 arcs in 14 ms.
[2025-06-07 02:51:26] [INFO ] Unfolded 13 HLPN properties in 0 ms.
Ensure Unique test removed 16 transitions
Reduce redundant transitions removed 16 transitions.
Support contains 68 out of 72 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 72/72 places, 92/92 transitions.
Applied a total of 0 rules in 5 ms. Remains 72 /72 variables (removed 0) and now considering 92/92 (removed 0) transitions.
// Phase 1: matrix 92 rows 72 cols
[2025-06-07 02:51:26] [INFO ] Computed 11 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:51:26] [INFO ] Implicit Places using invariants in 51 ms returned []
[2025-06-07 02:51:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:51:27] [INFO ] Implicit Places using invariants and state equation in 65 ms returned []
Implicit Place search using SMT with State Equation took 126 ms to find 0 implicit places.
Running 88 sub problems to find dead transitions.
[2025-06-07 02:51:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/68 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/68 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 2 (OVERLAPS) 4/72 variables, 9/11 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/72 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 4 (OVERLAPS) 92/164 variables, 72/83 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/164 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 6 (OVERLAPS) 0/164 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 88 unsolved
No progress, stopping.
After SMT solving in domain Real declared 164/164 variables, and 83 constraints, problems are : Problem set: 0 solved, 88 unsolved in 2421 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 72/72 constraints, PredecessorRefiner: 88/88 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 88 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/68 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/68 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 2 (OVERLAPS) 4/72 variables, 9/11 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/72 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 4 (OVERLAPS) 92/164 variables, 72/83 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/164 variables, 88/171 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/164 variables, 0/171 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 7 (OVERLAPS) 0/164 variables, 0/171 constraints. Problems are: Problem set: 0 solved, 88 unsolved
No progress, stopping.
After SMT solving in domain Int declared 164/164 variables, and 171 constraints, problems are : Problem set: 0 solved, 88 unsolved in 3039 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 72/72 constraints, PredecessorRefiner: 88/88 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5502ms problems are : Problem set: 0 solved, 88 unsolved
Search for dead transitions found 0 dead transitions in 5504ms
Finished structural reductions in LTL mode , in 1 iterations and 5645 ms. Remains : 72/72 places, 92/92 transitions.
Support contains 68 out of 72 places after structural reductions.
[2025-06-07 02:51:32] [INFO ] Flatten gal took : 11 ms
[2025-06-07 02:51:32] [INFO ] Flatten gal took : 10 ms
[2025-06-07 02:51:32] [INFO ] Input system was already deterministic with 92 transitions.
RANDOM walk for 40000 steps (8 resets) in 362 ms. (110 steps per ms) remains 1/30 properties
BEST_FIRST walk for 40003 steps (8 resets) in 113 ms. (350 steps per ms) remains 1/1 properties
[2025-06-07 02:51:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp15 is UNSAT
After SMT solving in domain Real declared 63/164 variables, and 6 constraints, problems are : Problem set: 1 solved, 0 unsolved in 31 ms.
Refiners :[Positive P Invariants (semi-flows): 6/11 constraints, State Equation: 0/72 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 36ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA UtilityControlRoom-COL-Z2T4N04-LTLCardinality-09 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA UtilityControlRoom-COL-Z2T4N04-LTLCardinality-03 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 11 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(p0)||(X(F(((p1 U (p2||G(p1))) U ((p3&&(p1 U (p2||G(p1))))||G((p1 U (p2||G(p1)))))))) U ((!p3&&X(F(((p1 U (p2||G(p1))) U ((p3&&(p1 U (p2||G(p1))))||G((p1 U (p2||G(p1)))))))))||G(X(F(((p1 U (p2||G(p1))) U ((p3&&(p1 U (p2||G(p1))))||G((p1 U (p2||G(p1)))))))))))))'
Support contains 36 out of 72 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 72/72 places, 92/92 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 68 transition count 88
Applied a total of 8 rules in 13 ms. Remains 68 /72 variables (removed 4) and now considering 88/92 (removed 4) transitions.
// Phase 1: matrix 88 rows 68 cols
[2025-06-07 02:51:33] [INFO ] Computed 11 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:51:33] [INFO ] Implicit Places using invariants in 45 ms returned []
[2025-06-07 02:51:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:51:33] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 110 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 02:51:33] [INFO ] Redundant transitions in 1 ms returned []
Running 80 sub problems to find dead transitions.
[2025-06-07 02:51:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/68 variables, 9/11 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 88/156 variables, 68/79 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/156 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (OVERLAPS) 0/156 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Real declared 156/156 variables, and 79 constraints, problems are : Problem set: 0 solved, 80 unsolved in 1819 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/68 variables, 9/11 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 88/156 variables, 68/79 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/156 variables, 80/159 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/156 variables, 0/159 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 7 (OVERLAPS) 0/156 variables, 0/159 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Int declared 156/156 variables, and 159 constraints, problems are : Problem set: 0 solved, 80 unsolved in 2458 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 68/68 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4305ms problems are : Problem set: 0 solved, 80 unsolved
Search for dead transitions found 0 dead transitions in 4305ms
Starting structural reductions in SI_LTL mode, iteration 1 : 68/72 places, 88/92 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 4436 ms. Remains : 68/72 places, 88/92 transitions.
Stuttering acceptance computed with spot in 397 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Running random walk in product with property : UtilityControlRoom-COL-Z2T4N04-LTLCardinality-00
Product exploration explored 100000 steps with 0 reset in 395 ms.
Stack based approach found an accepted trace after 57 steps with 0 reset with depth 58 and stack size 58 in 0 ms.
FORMULA UtilityControlRoom-COL-Z2T4N04-LTLCardinality-00 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-COL-Z2T4N04-LTLCardinality-00 finished in 5319 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((X((F(p0)&&X(p1)))||F(p2)))))'
Support contains 29 out of 72 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 72/72 places, 92/92 transitions.
Applied a total of 0 rules in 1 ms. Remains 72 /72 variables (removed 0) and now considering 92/92 (removed 0) transitions.
// Phase 1: matrix 92 rows 72 cols
[2025-06-07 02:51:38] [INFO ] Computed 11 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:51:38] [INFO ] Implicit Places using invariants in 51 ms returned [51]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 53 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 71/72 places, 92/92 transitions.
Applied a total of 0 rules in 1 ms. Remains 71 /71 variables (removed 0) and now considering 92/92 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 57 ms. Remains : 71/72 places, 92/92 transitions.
Stuttering acceptance computed with spot in 271 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p1)), (NOT p2)]
Running random walk in product with property : UtilityControlRoom-COL-Z2T4N04-LTLCardinality-01
Product exploration explored 100000 steps with 9187 reset in 203 ms.
Stack based approach found an accepted trace after 1995 steps with 191 reset with depth 52 and stack size 52 in 6 ms.
FORMULA UtilityControlRoom-COL-Z2T4N04-LTLCardinality-01 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-COL-Z2T4N04-LTLCardinality-01 finished in 564 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) U (p1 U X(X((p2&&F(p3))))))))'
Support contains 40 out of 72 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 72/72 places, 92/92 transitions.
Applied a total of 0 rules in 2 ms. Remains 72 /72 variables (removed 0) and now considering 92/92 (removed 0) transitions.
[2025-06-07 02:51:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:51:39] [INFO ] Implicit Places using invariants in 55 ms returned [50, 51]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 56 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 70/72 places, 92/92 transitions.
Applied a total of 0 rules in 3 ms. Remains 70 /70 variables (removed 0) and now considering 92/92 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 61 ms. Remains : 70/72 places, 92/92 transitions.
Stuttering acceptance computed with spot in 706 ms :[(OR (NOT p2) (NOT p3)), (OR (NOT p2) (NOT p3)), (OR (NOT p2) (NOT p3)), (OR (NOT p3) (NOT p2)), (OR (AND (NOT p0) (NOT p3)) (AND (NOT p0) (NOT p2))), (OR (NOT p3) (NOT p2)), (OR (NOT p2) (NOT p3)), true, (NOT p3), (OR (NOT p2) (NOT p3)), (OR (NOT p3) (NOT p2)), (AND (NOT p0) (NOT p2)), (OR (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2)), (NOT p0)]
Running random walk in product with property : UtilityControlRoom-COL-Z2T4N04-LTLCardinality-02
Product exploration explored 100000 steps with 5039 reset in 164 ms.
Stack based approach found an accepted trace after 3266 steps with 159 reset with depth 23 and stack size 23 in 8 ms.
FORMULA UtilityControlRoom-COL-Z2T4N04-LTLCardinality-02 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-COL-Z2T4N04-LTLCardinality-02 finished in 965 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((X(X(p1))&&p0))))'
Support contains 35 out of 72 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 72/72 places, 92/92 transitions.
Applied a total of 0 rules in 2 ms. Remains 72 /72 variables (removed 0) and now considering 92/92 (removed 0) transitions.
[2025-06-07 02:51:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:51:40] [INFO ] Implicit Places using invariants in 52 ms returned [50]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 53 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 71/72 places, 92/92 transitions.
Applied a total of 0 rules in 1 ms. Remains 71 /71 variables (removed 0) and now considering 92/92 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 56 ms. Remains : 71/72 places, 92/92 transitions.
Stuttering acceptance computed with spot in 196 ms :[true, (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : UtilityControlRoom-COL-Z2T4N04-LTLCardinality-04
Entered a terminal (fully accepting) state of product in 5 steps with 0 reset in 1 ms.
FORMULA UtilityControlRoom-COL-Z2T4N04-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-COL-Z2T4N04-LTLCardinality-04 finished in 273 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 16 out of 72 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 72/72 places, 92/92 transitions.
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 8 Pre rules applied. Total rules applied 0 place count 72 transition count 84
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 64 transition count 84
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 32 place count 56 transition count 76
Applied a total of 32 rules in 16 ms. Remains 56 /72 variables (removed 16) and now considering 76/92 (removed 16) transitions.
// Phase 1: matrix 76 rows 56 cols
[2025-06-07 02:51:40] [INFO ] Computed 11 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:51:40] [INFO ] Implicit Places using invariants in 58 ms returned [38, 39]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 60 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 54/72 places, 76/92 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 46 transition count 68
Applied a total of 16 rules in 3 ms. Remains 46 /54 variables (removed 8) and now considering 68/76 (removed 8) transitions.
// Phase 1: matrix 68 rows 46 cols
[2025-06-07 02:51:40] [INFO ] Computed 9 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:51:40] [INFO ] Implicit Places using invariants in 57 ms returned []
[2025-06-07 02:51:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:51:40] [INFO ] Implicit Places using invariants and state equation in 62 ms returned []
Implicit Place search using SMT with State Equation took 121 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 46/72 places, 68/92 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 200 ms. Remains : 46/72 places, 68/92 transitions.
Stuttering acceptance computed with spot in 34 ms :[p0]
Running random walk in product with property : UtilityControlRoom-COL-Z2T4N04-LTLCardinality-06
Product exploration explored 100000 steps with 0 reset in 175 ms.
Stack based approach found an accepted trace after 77 steps with 0 reset with depth 78 and stack size 77 in 0 ms.
FORMULA UtilityControlRoom-COL-Z2T4N04-LTLCardinality-06 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-COL-Z2T4N04-LTLCardinality-06 finished in 423 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((X(G(p0))&&F(p1))))'
Support contains 24 out of 72 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 72/72 places, 92/92 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 64 transition count 84
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 64 transition count 84
Applied a total of 16 rules in 4 ms. Remains 64 /72 variables (removed 8) and now considering 84/92 (removed 8) transitions.
// Phase 1: matrix 84 rows 64 cols
[2025-06-07 02:51:40] [INFO ] Computed 11 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:51:40] [INFO ] Implicit Places using invariants in 53 ms returned [42, 43]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 53 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 62/72 places, 84/92 transitions.
Applied a total of 0 rules in 1 ms. Remains 62 /62 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 58 ms. Remains : 62/72 places, 84/92 transitions.
Stuttering acceptance computed with spot in 126 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), true]
Running random walk in product with property : UtilityControlRoom-COL-Z2T4N04-LTLCardinality-07
Entered a terminal (fully accepting) state of product in 8 steps with 0 reset in 0 ms.
FORMULA UtilityControlRoom-COL-Z2T4N04-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-COL-Z2T4N04-LTLCardinality-07 finished in 205 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 G(p1))&&X(X(G(p2)))))'
Support contains 12 out of 72 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 72/72 places, 92/92 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 64 transition count 84
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 64 transition count 84
Applied a total of 16 rules in 9 ms. Remains 64 /72 variables (removed 8) and now considering 84/92 (removed 8) transitions.
[2025-06-07 02:51:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:51:41] [INFO ] Implicit Places using invariants in 33 ms returned []
[2025-06-07 02:51:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:51:41] [INFO ] Implicit Places using invariants and state equation in 58 ms returned []
Implicit Place search using SMT with State Equation took 92 ms to find 0 implicit places.
Running 80 sub problems to find dead transitions.
[2025-06-07 02:51:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/60 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/64 variables, 9/11 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/64 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/148 variables, 64/75 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/148 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (OVERLAPS) 0/148 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Real declared 148/148 variables, and 75 constraints, problems are : Problem set: 0 solved, 80 unsolved in 1808 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 64/64 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/60 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/64 variables, 9/11 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/64 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 84/148 variables, 64/75 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/148 variables, 80/155 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/148 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 7 (OVERLAPS) 0/148 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Int declared 148/148 variables, and 155 constraints, problems are : Problem set: 0 solved, 80 unsolved in 2330 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 64/64 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4161ms problems are : Problem set: 0 solved, 80 unsolved
Search for dead transitions found 0 dead transitions in 4162ms
Starting structural reductions in LTL mode, iteration 1 : 64/72 places, 84/92 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4264 ms. Remains : 64/72 places, 84/92 transitions.
Stuttering acceptance computed with spot in 338 ms :[(OR (NOT p2) (NOT p1)), (NOT p0), (NOT p1), (NOT p2), (AND (NOT p1) (NOT p0)), true, (NOT p2), (AND (NOT p1) p0)]
Running random walk in product with property : UtilityControlRoom-COL-Z2T4N04-LTLCardinality-08
Entered a terminal (fully accepting) state of product in 31 steps with 0 reset in 0 ms.
FORMULA UtilityControlRoom-COL-Z2T4N04-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-COL-Z2T4N04-LTLCardinality-08 finished in 4619 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&&F((X(p1)&&F(p2))))))'
Support contains 27 out of 72 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 72/72 places, 92/92 transitions.
Applied a total of 0 rules in 2 ms. Remains 72 /72 variables (removed 0) and now considering 92/92 (removed 0) transitions.
// Phase 1: matrix 92 rows 72 cols
[2025-06-07 02:51:45] [INFO ] Computed 11 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:51:45] [INFO ] Implicit Places using invariants in 47 ms returned [51]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 49 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 71/72 places, 92/92 transitions.
Applied a total of 0 rules in 0 ms. Remains 71 /71 variables (removed 0) and now considering 92/92 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 51 ms. Remains : 71/72 places, 92/92 transitions.
Stuttering acceptance computed with spot in 138 ms :[(OR (NOT p0) (NOT p2) (NOT p1)), (NOT p1), (NOT p2)]
Running random walk in product with property : UtilityControlRoom-COL-Z2T4N04-LTLCardinality-11
Product exploration explored 100000 steps with 16209 reset in 192 ms.
Product exploration explored 100000 steps with 16007 reset in 212 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 p2) p1), (X (NOT p2)), (X (NOT (AND (NOT p2) (NOT p1)))), (X (AND p0 (NOT p2))), (X p0), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (AND p0 (NOT p2)))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 11 factoid took 126 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 62 ms :[(NOT p2), (NOT p2)]
RANDOM walk for 32 steps (0 resets) in 4 ms. (6 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p0 (NOT p2) p1), (X (NOT p2)), (X (NOT (AND (NOT p2) (NOT p1)))), (X (AND p0 (NOT p2))), (X p0), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (AND p0 (NOT p2)))), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F p2)]
Knowledge based reduction with 11 factoid took 131 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 73 ms :[(NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 75 ms :[(NOT p2), (NOT p2)]
// Phase 1: matrix 92 rows 71 cols
[2025-06-07 02:51:46] [INFO ] Computed 10 invariants in 1 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 02:51:46] [INFO ] [Real]Absence check using 10 positive place invariants in 5 ms returned sat
[2025-06-07 02:51:46] [INFO ] [Real]Absence check using state equation in 44 ms returned sat
[2025-06-07 02:51:46] [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 02:51:46] [INFO ] [Nat]Absence check using 10 positive place invariants in 4 ms returned sat
[2025-06-07 02:51:46] [INFO ] [Nat]Absence check using state equation in 37 ms returned sat
[2025-06-07 02:51:46] [INFO ] Computed and/alt/rep : 88/132/88 causal constraints (skipped 0 transitions) in 6 ms.
[2025-06-07 02:51:46] [INFO ] Added : 10 causal constraints over 2 iterations in 28 ms. Result :sat
Could not prove EG (NOT p2)
Support contains 10 out of 71 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 71/71 places, 92/92 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 67 transition count 88
Applied a total of 8 rules in 4 ms. Remains 67 /71 variables (removed 4) and now considering 88/92 (removed 4) transitions.
// Phase 1: matrix 88 rows 67 cols
[2025-06-07 02:51:46] [INFO ] Computed 10 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:51:47] [INFO ] Implicit Places using invariants in 33 ms returned []
[2025-06-07 02:51:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:51:47] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 90 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 02:51:47] [INFO ] Redundant transitions in 1 ms returned []
Running 80 sub problems to find dead transitions.
[2025-06-07 02:51:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/67 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/67 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 88/155 variables, 67/77 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/155 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (OVERLAPS) 0/155 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Real declared 155/155 variables, and 77 constraints, problems are : Problem set: 0 solved, 80 unsolved in 1825 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 67/67 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (OVERLAPS) 4/67 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/67 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 88/155 variables, 67/77 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/155 variables, 80/157 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/155 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 7 (OVERLAPS) 0/155 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Int declared 155/155 variables, and 157 constraints, problems are : Problem set: 0 solved, 80 unsolved in 2317 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 67/67 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4154ms problems are : Problem set: 0 solved, 80 unsolved
Search for dead transitions found 0 dead transitions in 4155ms
Starting structural reductions in SI_LTL mode, iteration 1 : 67/71 places, 88/92 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 4254 ms. Remains : 67/71 places, 88/92 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 : [(NOT p2), (X (NOT p2)), (X (X (NOT p2)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 88 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 p2), (NOT p2)]
RANDOM walk for 27 steps (0 resets) in 5 ms. (4 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p2), (X (NOT p2)), (X (X (NOT p2)))]
False Knowledge obtained : [(F p2)]
Knowledge based reduction with 3 factoid took 107 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 78 ms :[(NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 66 ms :[(NOT p2), (NOT p2)]
[2025-06-07 02:51:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 02:51:51] [INFO ] [Real]Absence check using 10 positive place invariants in 4 ms returned sat
[2025-06-07 02:51:51] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2025-06-07 02:51:51] [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 02:51:51] [INFO ] [Nat]Absence check using 10 positive place invariants in 4 ms returned sat
[2025-06-07 02:51:51] [INFO ] [Nat]Absence check using state equation in 40 ms returned sat
[2025-06-07 02:51:51] [INFO ] Computed and/alt/rep : 80/136/80 causal constraints (skipped 0 transitions) in 6 ms.
[2025-06-07 02:51:52] [INFO ] Added : 80 causal constraints over 17 iterations in 127 ms. Result :sat
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 83 ms :[(NOT p2), (NOT p2)]
Product exploration explored 100000 steps with 13900 reset in 159 ms.
Product exploration explored 100000 steps with 13896 reset in 195 ms.
Built C files in :
/tmp/ltsmin6801992930917557295
[2025-06-07 02:51:52] [INFO ] Computing symmetric may disable matrix : 88 transitions.
[2025-06-07 02:51:52] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 02:51:52] [INFO ] Computing symmetric may enable matrix : 88 transitions.
[2025-06-07 02:51:52] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 02:51:52] [INFO ] Computing Do-Not-Accords matrix : 88 transitions.
[2025-06-07 02:51:52] [INFO ] Computation of Completed DNA matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 02:51:52] [INFO ] Built C files in 37ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin6801992930917557295
Running compilation step : cd /tmp/ltsmin6801992930917557295;'/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 341 ms.
Running link step : cd /tmp/ltsmin6801992930917557295;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 45 ms.
Running LTSmin : cd /tmp/ltsmin6801992930917557295;'/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/stateBased16728844100784274990.hoa' '--buchi-type=spotba'
LTSmin run took 250 ms.
FORMULA UtilityControlRoom-COL-Z2T4N04-LTLCardinality-11 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property UtilityControlRoom-COL-Z2T4N04-LTLCardinality-11 finished in 7577 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 8 out of 72 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 72/72 places, 92/92 transitions.
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 72 transition count 76
Reduce places removed 16 places and 0 transitions.
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 1 with 24 rules applied. Total rules applied 40 place count 56 transition count 68
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 8 Pre rules applied. Total rules applied 40 place count 56 transition count 60
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 16 rules applied. Total rules applied 56 place count 48 transition count 60
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 57 place count 47 transition count 52
Iterating global reduction 2 with 1 rules applied. Total rules applied 58 place count 47 transition count 52
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 62 place count 43 transition count 48
Iterating global reduction 2 with 4 rules applied. Total rules applied 66 place count 43 transition count 48
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 70 place count 39 transition count 40
Iterating global reduction 2 with 4 rules applied. Total rules applied 74 place count 39 transition count 40
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 83 place count 34 transition count 36
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 5 places and 0 transitions.
Iterating global reduction 2 with 9 rules applied. Total rules applied 92 place count 29 transition count 32
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 2 with 8 rules applied. Total rules applied 100 place count 25 transition count 28
Applied a total of 100 rules in 19 ms. Remains 25 /72 variables (removed 47) and now considering 28/92 (removed 64) transitions.
// Phase 1: matrix 28 rows 25 cols
[2025-06-07 02:51:53] [INFO ] Computed 9 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:51:53] [INFO ] Implicit Places using invariants in 27 ms returned []
[2025-06-07 02:51:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:51:53] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 63 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 02:51:53] [INFO ] Redundant transitions in 0 ms returned []
Running 16 sub problems to find dead transitions.
[2025-06-07 02:51:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 4/25 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 28/53 variables, 25/34 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/53 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (OVERLAPS) 0/53 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 53/53 variables, and 34 constraints, problems are : Problem set: 0 solved, 16 unsolved in 217 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 25/25 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 4/25 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 28/53 variables, 25/34 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/53 variables, 16/50 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (OVERLAPS) 0/53 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 53/53 variables, and 50 constraints, problems are : Problem set: 0 solved, 16 unsolved in 221 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 25/25 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 445ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 445ms
Starting structural reductions in SI_LTL mode, iteration 1 : 25/72 places, 28/92 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 531 ms. Remains : 25/72 places, 28/92 transitions.
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Running random walk in product with property : UtilityControlRoom-COL-Z2T4N04-LTLCardinality-12
Product exploration explored 100000 steps with 11531 reset in 138 ms.
Stack based approach found an accepted trace after 32 steps with 3 reset with depth 18 and stack size 18 in 0 ms.
FORMULA UtilityControlRoom-COL-Z2T4N04-LTLCardinality-12 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-COL-Z2T4N04-LTLCardinality-12 finished in 719 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||X(F(p1))))'
Support contains 6 out of 72 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 72/72 places, 92/92 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 64 transition count 84
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 64 transition count 84
Applied a total of 16 rules in 2 ms. Remains 64 /72 variables (removed 8) and now considering 84/92 (removed 8) transitions.
// Phase 1: matrix 84 rows 64 cols
[2025-06-07 02:51:53] [INFO ] Computed 11 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:51:53] [INFO ] Implicit Places using invariants in 62 ms returned [42, 43]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 63 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 62/72 places, 84/92 transitions.
Applied a total of 0 rules in 1 ms. Remains 62 /62 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 66 ms. Remains : 62/72 places, 84/92 transitions.
Stuttering acceptance computed with spot in 122 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : UtilityControlRoom-COL-Z2T4N04-LTLCardinality-13
Product exploration explored 100000 steps with 5256 reset in 153 ms.
Product exploration explored 100000 steps with 5248 reset in 170 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND p0 (NOT p1))), (X (NOT p1)), (X p0), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT p1))), (X (X p0))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 9 factoid took 110 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 5 states, 13 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 201 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Reduction of identical properties reduced properties to check from 6 to 4
RANDOM walk for 40000 steps (8 resets) in 280 ms. (142 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 160 ms. (248 steps per ms) remains 1/1 properties
// Phase 1: matrix 84 rows 62 cols
[2025-06-07 02:51:54] [INFO ] Computed 9 invariants in 1 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem apf1 is UNSAT
After SMT solving in domain Real declared 6/146 variables, and 0 constraints, problems are : Problem set: 1 solved, 0 unsolved in 17 ms.
Refiners :[Positive P Invariants (semi-flows): 0/9 constraints, State Equation: 0/62 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 22ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND p0 (NOT p1))), (X (NOT p1)), (X p0), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT p1))), (X (X p0)), (G (OR (NOT p0) (NOT p1)))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR p0 (NOT p1)))), (F p1), (F (NOT (OR p0 p1))), (F (NOT (AND p0 (NOT p1))))]
Knowledge based reduction with 10 factoid took 273 ms. Reduced automaton from 5 states, 13 edges and 2 AP (stutter insensitive) to 5 states, 11 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 218 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), false]
Stuttering acceptance computed with spot in 220 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), false]
Support contains 6 out of 62 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 62/62 places, 84/84 transitions.
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 8 Pre rules applied. Total rules applied 0 place count 62 transition count 76
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 54 transition count 76
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 0 with 24 rules applied. Total rules applied 40 place count 42 transition count 64
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 48 place count 42 transition count 56
Applied a total of 48 rules in 8 ms. Remains 42 /62 variables (removed 20) and now considering 56/84 (removed 28) transitions.
// Phase 1: matrix 56 rows 42 cols
[2025-06-07 02:51:55] [INFO ] Computed 9 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:51:55] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-06-07 02:51:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:51:55] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 78 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 02:51:55] [INFO ] Redundant transitions in 1 ms returned []
Running 48 sub problems to find dead transitions.
[2025-06-07 02:51:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/38 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/38 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (OVERLAPS) 4/42 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/42 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (OVERLAPS) 56/98 variables, 42/51 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/98 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (OVERLAPS) 0/98 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 98/98 variables, and 51 constraints, problems are : Problem set: 0 solved, 48 unsolved in 758 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 42/42 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/38 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/38 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (OVERLAPS) 4/42 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/42 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (OVERLAPS) 56/98 variables, 42/51 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/98 variables, 48/99 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/98 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (OVERLAPS) 0/98 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 98/98 variables, and 99 constraints, problems are : Problem set: 0 solved, 48 unsolved in 872 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 42/42 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1636ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 1637ms
Starting structural reductions in SI_LTL mode, iteration 1 : 42/62 places, 56/84 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1730 ms. Remains : 42/62 places, 56/84 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), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X (NOT p1)), (X p0), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1))), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 108 ms. Reduced automaton from 5 states, 11 edges and 2 AP (stutter insensitive) to 5 states, 11 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 187 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), false]
Reduction of identical properties reduced properties to check from 4 to 3
RANDOM walk for 51 steps (0 resets) in 4 ms. (10 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X (NOT p1)), (X p0), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1))), (X (X p0))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR p1 p0))), (F p1), (F (NOT (OR (NOT p1) p0)))]
Knowledge based reduction with 9 factoid took 245 ms. Reduced automaton from 5 states, 11 edges and 2 AP (stutter insensitive) to 5 states, 11 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 197 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), false]
Stuttering acceptance computed with spot in 209 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), false]
Stuttering acceptance computed with spot in 205 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), false]
Product exploration explored 100000 steps with 8468 reset in 158 ms.
Product exploration explored 100000 steps with 8497 reset in 162 ms.
Built C files in :
/tmp/ltsmin8418437040275081395
[2025-06-07 02:51:58] [INFO ] Computing symmetric may disable matrix : 56 transitions.
[2025-06-07 02:51:58] [INFO ] Computation of Complete disable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 02:51:58] [INFO ] Computing symmetric may enable matrix : 56 transitions.
[2025-06-07 02:51:58] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 02:51:58] [INFO ] Computing Do-Not-Accords matrix : 56 transitions.
[2025-06-07 02:51:58] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 02:51:58] [INFO ] Built C files in 5ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin8418437040275081395
Running compilation step : cd /tmp/ltsmin8418437040275081395;'/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 138 ms.
Running link step : cd /tmp/ltsmin8418437040275081395;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 40 ms.
Running LTSmin : cd /tmp/ltsmin8418437040275081395;'/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/stateBased654341290837604642.hoa' '--buchi-type=spotba'
LTSmin run took 392 ms.
FORMULA UtilityControlRoom-COL-Z2T4N04-LTLCardinality-13 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property UtilityControlRoom-COL-Z2T4N04-LTLCardinality-13 finished in 5574 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 9 out of 72 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 72/72 places, 92/92 transitions.
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 72 transition count 76
Reduce places removed 16 places and 0 transitions.
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 1 with 24 rules applied. Total rules applied 40 place count 56 transition count 68
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 8 Pre rules applied. Total rules applied 40 place count 56 transition count 60
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 16 rules applied. Total rules applied 56 place count 48 transition count 60
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 57 place count 47 transition count 52
Iterating global reduction 2 with 1 rules applied. Total rules applied 58 place count 47 transition count 52
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 62 place count 43 transition count 48
Iterating global reduction 2 with 4 rules applied. Total rules applied 66 place count 43 transition count 48
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 70 place count 39 transition count 40
Iterating global reduction 2 with 4 rules applied. Total rules applied 74 place count 39 transition count 40
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 83 place count 34 transition count 36
Applied a total of 83 rules in 12 ms. Remains 34 /72 variables (removed 38) and now considering 36/92 (removed 56) transitions.
// Phase 1: matrix 36 rows 34 cols
[2025-06-07 02:51:59] [INFO ] Computed 10 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:51:59] [INFO ] Implicit Places using invariants in 27 ms returned []
[2025-06-07 02:51:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 02:51:59] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 65 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 02:51:59] [INFO ] Redundant transitions in 0 ms returned []
Running 32 sub problems to find dead transitions.
[2025-06-07 02:51:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 2 (OVERLAPS) 4/34 variables, 9/10 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/34 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 4 (OVERLAPS) 36/70 variables, 34/44 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/70 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 6 (OVERLAPS) 0/70 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 32 unsolved
No progress, stopping.
After SMT solving in domain Real declared 70/70 variables, and 44 constraints, problems are : Problem set: 0 solved, 32 unsolved in 398 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 34/34 constraints, PredecessorRefiner: 32/32 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 32 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 2 (OVERLAPS) 4/34 variables, 9/10 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/34 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 4 (OVERLAPS) 36/70 variables, 34/44 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/70 variables, 32/76 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/70 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 7 (OVERLAPS) 0/70 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 32 unsolved
No progress, stopping.
After SMT solving in domain Int declared 70/70 variables, and 76 constraints, problems are : Problem set: 0 solved, 32 unsolved in 470 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 34/34 constraints, PredecessorRefiner: 32/32 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 872ms problems are : Problem set: 0 solved, 32 unsolved
Search for dead transitions found 0 dead transitions in 873ms
Starting structural reductions in SI_LTL mode, iteration 1 : 34/72 places, 36/92 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 955 ms. Remains : 34/72 places, 36/92 transitions.
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : UtilityControlRoom-COL-Z2T4N04-LTLCardinality-15
Product exploration explored 100000 steps with 6105 reset in 143 ms.
Stack based approach found an accepted trace after 692 steps with 39 reset with depth 19 and stack size 19 in 1 ms.
FORMULA UtilityControlRoom-COL-Z2T4N04-LTLCardinality-15 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-COL-Z2T4N04-LTLCardinality-15 finished in 1189 ms.
All properties solved by simple procedures.
Total runtime 35768 ms.

BK_STOP 1749264720728

--------------------
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-Z2T4N04"
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-Z2T4N04, 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-174915590200675"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/UtilityControlRoom-COL-Z2T4N04.tgz
mv UtilityControlRoom-COL-Z2T4N04 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 ;