Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r544-smll-171701110700084.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-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 2-5568
Executing tool ltsminxred
Input is UtilityControlRoom-COL-Z4T3N06, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r544-smll-171701110700084
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 424K
-rw-r--r-- 1 mcc users 8.0K Apr 13 05:12 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K Apr 13 05:12 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K Apr 13 05:09 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K Apr 13 05:09 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.3K Apr 23 08:04 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Apr 23 08:04 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Apr 23 08:04 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 23 08:04 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.1K Apr 13 05:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 78K Apr 13 05:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.5K Apr 13 05:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K Apr 13 05:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Apr 23 08:04 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Apr 23 08:04 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_pt
-rw-r--r-- 1 mcc users 8 May 18 16:43 instance
-rw-r--r-- 1 mcc users 5 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 29K May 18 16:43 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME UtilityControlRoom-COL-Z4T3N06-LTLFireability-00
FORMULA_NAME UtilityControlRoom-COL-Z4T3N06-LTLFireability-01
FORMULA_NAME UtilityControlRoom-COL-Z4T3N06-LTLFireability-02
FORMULA_NAME UtilityControlRoom-COL-Z4T3N06-LTLFireability-03
FORMULA_NAME UtilityControlRoom-COL-Z4T3N06-LTLFireability-04
FORMULA_NAME UtilityControlRoom-COL-Z4T3N06-LTLFireability-05
FORMULA_NAME UtilityControlRoom-COL-Z4T3N06-LTLFireability-06
FORMULA_NAME UtilityControlRoom-COL-Z4T3N06-LTLFireability-07
FORMULA_NAME UtilityControlRoom-COL-Z4T3N06-LTLFireability-08
FORMULA_NAME UtilityControlRoom-COL-Z4T3N06-LTLFireability-09
FORMULA_NAME UtilityControlRoom-COL-Z4T3N06-LTLFireability-10
FORMULA_NAME UtilityControlRoom-COL-Z4T3N06-LTLFireability-11
FORMULA_NAME UtilityControlRoom-COL-Z4T3N06-LTLFireability-12
FORMULA_NAME UtilityControlRoom-COL-Z4T3N06-LTLFireability-13
FORMULA_NAME UtilityControlRoom-COL-Z4T3N06-LTLFireability-14
FORMULA_NAME UtilityControlRoom-COL-Z4T3N06-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717260524297

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=UtilityControlRoom-COL-Z4T3N06
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 16:48:46] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-06-01 16:48:46] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 16:48:46] [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.
[2024-06-01 16:48:46] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-06-01 16:48:47] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1039 ms
[2024-06-01 16:48:47] [INFO ] Imported 13 HL places and 12 HL transitions for a total of 228 PT places and 450.0 transition bindings in 23 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 36 ms.
Working with output stream class java.io.PrintStream
[2024-06-01 16:48:47] [INFO ] Built PT skeleton of HLPN with 13 places and 12 transitions 37 arcs in 8 ms.
[2024-06-01 16:48:47] [INFO ] Skeletonized 16 HLPN properties in 2 ms.
Initial state reduction rules removed 7 formulas.
FORMULA UtilityControlRoom-COL-Z4T3N06-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA UtilityControlRoom-COL-Z4T3N06-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA UtilityControlRoom-COL-Z4T3N06-LTLFireability-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA UtilityControlRoom-COL-Z4T3N06-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA UtilityControlRoom-COL-Z4T3N06-LTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA UtilityControlRoom-COL-Z4T3N06-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA UtilityControlRoom-COL-Z4T3N06-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Remains 3 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
Reduction of identical properties reduced properties to check from 6 to 5
RANDOM walk for 146 steps (0 resets) in 13 ms. (10 steps per ms) remains 0/5 properties
[2024-06-01 16:48:47] [INFO ] Flatten gal took : 18 ms
[2024-06-01 16:48:47] [INFO ] Flatten gal took : 5 ms
Transition timeout forces synchronizations/join behavior on parameter c of sort Cli
Domain [Cli(6), Z(4), Z(4)] of place MovetoZ breaks symmetries in sort Z
[2024-06-01 16:48:47] [INFO ] Unfolded HLPN to a Petri net with 228 places and 450 transitions 1446 arcs in 43 ms.
[2024-06-01 16:48:47] [INFO ] Unfolded 9 HLPN properties in 0 ms.
Initial state reduction rules removed 1 formulas.
[2024-06-01 16:48:47] [INFO ] Reduced 18 identical enabling conditions.
[2024-06-01 16:48:47] [INFO ] Reduced 18 identical enabling conditions.
[2024-06-01 16:48:47] [INFO ] Reduced 18 identical enabling conditions.
Ensure Unique test removed 96 transitions
Reduce redundant transitions removed 96 transitions.
FORMULA UtilityControlRoom-COL-Z4T3N06-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 197 out of 228 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 228/228 places, 354/354 transitions.
Applied a total of 0 rules in 14 ms. Remains 228 /228 variables (removed 0) and now considering 354/354 (removed 0) transitions.
// Phase 1: matrix 354 rows 228 cols
[2024-06-01 16:48:48] [INFO ] Computed 15 invariants in 38 ms
[2024-06-01 16:48:48] [INFO ] Implicit Places using invariants in 380 ms returned [185]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 427 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 227/228 places, 354/354 transitions.
Applied a total of 0 rules in 16 ms. Remains 227 /227 variables (removed 0) and now considering 354/354 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 476 ms. Remains : 227/228 places, 354/354 transitions.
Support contains 197 out of 227 places after structural reductions.
[2024-06-01 16:48:48] [INFO ] Flatten gal took : 111 ms
[2024-06-01 16:48:48] [INFO ] Flatten gal took : 58 ms
[2024-06-01 16:48:48] [INFO ] Input system was already deterministic with 354 transitions.
Reduction of identical properties reduced properties to check from 12 to 9
RANDOM walk for 1433 steps (0 resets) in 117 ms. (12 steps per ms) remains 0/9 properties
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((G(p1)||p0))))'
Support contains 12 out of 227 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 0 with 96 rules applied. Total rules applied 96 place count 227 transition count 258
Reduce places removed 96 places and 0 transitions.
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 1 with 120 rules applied. Total rules applied 216 place count 131 transition count 234
Performed 24 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 24 Pre rules applied. Total rules applied 216 place count 131 transition count 210
Deduced a syphon composed of 24 places in 1 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 2 with 48 rules applied. Total rules applied 264 place count 107 transition count 210
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 267 place count 104 transition count 138
Iterating global reduction 2 with 3 rules applied. Total rules applied 270 place count 104 transition count 138
Discarding 18 places :
Symmetric choice reduction at 2 with 18 rule applications. Total rules 288 place count 86 transition count 120
Iterating global reduction 2 with 18 rules applied. Total rules applied 306 place count 86 transition count 120
Discarding 18 places :
Symmetric choice reduction at 2 with 18 rule applications. Total rules 324 place count 68 transition count 84
Iterating global reduction 2 with 18 rules applied. Total rules applied 342 place count 68 transition count 84
Discarding 18 places :
Symmetric choice reduction at 2 with 18 rule applications. Total rules 360 place count 50 transition count 66
Iterating global reduction 2 with 18 rules applied. Total rules applied 378 place count 50 transition count 66
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 2 with 18 rules applied. Total rules applied 396 place count 50 transition count 48
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 3 with 12 rules applied. Total rules applied 408 place count 44 transition count 42
Applied a total of 408 rules in 73 ms. Remains 44 /227 variables (removed 183) and now considering 42/354 (removed 312) transitions.
// Phase 1: matrix 42 rows 44 cols
[2024-06-01 16:48:49] [INFO ] Computed 14 invariants in 1 ms
[2024-06-01 16:48:49] [INFO ] Implicit Places using invariants in 86 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 88 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 43/227 places, 42/354 transitions.
Applied a total of 0 rules in 3 ms. Remains 43 /43 variables (removed 0) and now considering 42/42 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 164 ms. Remains : 43/227 places, 42/354 transitions.
Stuttering acceptance computed with spot in 268 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : UtilityControlRoom-COL-Z4T3N06-LTLFireability-03
Product exploration explored 100000 steps with 1146 reset in 442 ms.
Product exploration explored 100000 steps with 1171 reset in 261 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 p1) (NOT p0)))), (X (NOT (AND p1 (NOT p0)))), (X p0), (X p1), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 8 factoid took 164 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 75 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 250 steps (0 resets) in 25 ms. (9 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 (NOT p0)))), (X p0), (X p1), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1))), (F p1), (F (NOT (OR p0 p1))), (F (NOT p0)), (F (NOT (OR p0 (NOT p1))))]
Knowledge based reduction with 8 factoid took 277 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 69 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 70 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 12 out of 43 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 43/43 places, 42/42 transitions.
Applied a total of 0 rules in 5 ms. Remains 43 /43 variables (removed 0) and now considering 42/42 (removed 0) transitions.
// Phase 1: matrix 42 rows 43 cols
[2024-06-01 16:48:51] [INFO ] Computed 13 invariants in 2 ms
[2024-06-01 16:48:51] [INFO ] Implicit Places using invariants in 52 ms returned []
[2024-06-01 16:48:51] [INFO ] Invariant cache hit.
[2024-06-01 16:48:51] [INFO ] Implicit Places using invariants and state equation in 97 ms returned []
Implicit Place search using SMT with State Equation took 153 ms to find 0 implicit places.
[2024-06-01 16:48:51] [INFO ] Redundant transitions in 1 ms returned []
Running 36 sub problems to find dead transitions.
[2024-06-01 16:48:51] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 2 (OVERLAPS) 6/43 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 4 (OVERLAPS) 42/85 variables, 43/56 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/85 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 6 (OVERLAPS) 0/85 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 36 unsolved
No progress, stopping.
After SMT solving in domain Real declared 85/85 variables, and 56 constraints, problems are : Problem set: 0 solved, 36 unsolved in 816 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 43/43 constraints, PredecessorRefiner: 36/36 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 36 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 2 (OVERLAPS) 6/43 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 4 (OVERLAPS) 42/85 variables, 43/56 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/85 variables, 36/92 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/85 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 7 (OVERLAPS) 0/85 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 36 unsolved
No progress, stopping.
After SMT solving in domain Int declared 85/85 variables, and 92 constraints, problems are : Problem set: 0 solved, 36 unsolved in 747 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 43/43 constraints, PredecessorRefiner: 36/36 constraints, Known Traps: 0/0 constraints]
After SMT, in 1604ms problems are : Problem set: 0 solved, 36 unsolved
Search for dead transitions found 0 dead transitions in 1614ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1780 ms. Remains : 43/43 places, 42/42 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 p0 (NOT p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X p0), (X p1), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 8 factoid took 171 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 72 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 332 steps (0 resets) in 14 ms. (22 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X p0), (X p1), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1))), (F p1), (F (NOT (OR p0 p1))), (F (NOT p0)), (F (NOT (OR p0 (NOT p1))))]
Knowledge based reduction with 8 factoid took 277 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 73 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 71 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 73 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 1153 reset in 163 ms.
Product exploration explored 100000 steps with 1066 reset in 167 ms.
Support contains 12 out of 43 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 43/43 places, 42/42 transitions.
Applied a total of 0 rules in 3 ms. Remains 43 /43 variables (removed 0) and now considering 42/42 (removed 0) transitions.
[2024-06-01 16:48:54] [INFO ] Invariant cache hit.
[2024-06-01 16:48:54] [INFO ] Implicit Places using invariants in 53 ms returned []
[2024-06-01 16:48:54] [INFO ] Invariant cache hit.
[2024-06-01 16:48:54] [INFO ] Implicit Places using invariants and state equation in 72 ms returned []
Implicit Place search using SMT with State Equation took 126 ms to find 0 implicit places.
[2024-06-01 16:48:54] [INFO ] Redundant transitions in 1 ms returned []
Running 36 sub problems to find dead transitions.
[2024-06-01 16:48:54] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 2 (OVERLAPS) 6/43 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 4 (OVERLAPS) 42/85 variables, 43/56 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/85 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 6 (OVERLAPS) 0/85 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 36 unsolved
No progress, stopping.
After SMT solving in domain Real declared 85/85 variables, and 56 constraints, problems are : Problem set: 0 solved, 36 unsolved in 620 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 43/43 constraints, PredecessorRefiner: 36/36 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 36 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 2 (OVERLAPS) 6/43 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 4 (OVERLAPS) 42/85 variables, 43/56 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/85 variables, 36/92 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/85 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 7 (OVERLAPS) 0/85 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 36 unsolved
No progress, stopping.
After SMT solving in domain Int declared 85/85 variables, and 92 constraints, problems are : Problem set: 0 solved, 36 unsolved in 585 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 43/43 constraints, PredecessorRefiner: 36/36 constraints, Known Traps: 0/0 constraints]
After SMT, in 1222ms problems are : Problem set: 0 solved, 36 unsolved
Search for dead transitions found 0 dead transitions in 1223ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1359 ms. Remains : 43/43 places, 42/42 transitions.
Treatment of property UtilityControlRoom-COL-Z4T3N06-LTLFireability-03 finished in 6284 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 6 out of 227 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 0 with 96 rules applied. Total rules applied 96 place count 227 transition count 258
Reduce places removed 96 places and 0 transitions.
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 1 with 120 rules applied. Total rules applied 216 place count 131 transition count 234
Performed 24 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 24 Pre rules applied. Total rules applied 216 place count 131 transition count 210
Deduced a syphon composed of 24 places in 1 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 2 with 48 rules applied. Total rules applied 264 place count 107 transition count 210
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 267 place count 104 transition count 138
Iterating global reduction 2 with 3 rules applied. Total rules applied 270 place count 104 transition count 138
Discarding 18 places :
Symmetric choice reduction at 2 with 18 rule applications. Total rules 288 place count 86 transition count 120
Iterating global reduction 2 with 18 rules applied. Total rules applied 306 place count 86 transition count 120
Discarding 18 places :
Symmetric choice reduction at 2 with 18 rule applications. Total rules 324 place count 68 transition count 84
Iterating global reduction 2 with 18 rules applied. Total rules applied 342 place count 68 transition count 84
Discarding 18 places :
Symmetric choice reduction at 2 with 18 rule applications. Total rules 360 place count 50 transition count 66
Iterating global reduction 2 with 18 rules applied. Total rules applied 378 place count 50 transition count 66
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 2 with 18 rules applied. Total rules applied 396 place count 50 transition count 48
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 6 Pre rules applied. Total rules applied 396 place count 50 transition count 42
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 3 with 12 rules applied. Total rules applied 408 place count 44 transition count 42
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 3 with 12 rules applied. Total rules applied 420 place count 38 transition count 36
Applied a total of 420 rules in 32 ms. Remains 38 /227 variables (removed 189) and now considering 36/354 (removed 318) transitions.
// Phase 1: matrix 36 rows 38 cols
[2024-06-01 16:48:55] [INFO ] Computed 14 invariants in 1 ms
[2024-06-01 16:48:55] [INFO ] Implicit Places using invariants in 51 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 54 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 37/227 places, 36/354 transitions.
Applied a total of 0 rules in 2 ms. Remains 37 /37 variables (removed 0) and now considering 36/36 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 88 ms. Remains : 37/227 places, 36/354 transitions.
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Running random walk in product with property : UtilityControlRoom-COL-Z4T3N06-LTLFireability-05
Product exploration explored 100000 steps with 0 reset in 210 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-Z4T3N06-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-COL-Z4T3N06-LTLFireability-05 finished in 357 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&X(X(X(G(p1)))))))'
Support contains 35 out of 227 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Discarding 72 places :
Symmetric choice reduction at 0 with 72 rule applications. Total rules 72 place count 155 transition count 282
Iterating global reduction 0 with 72 rules applied. Total rules applied 144 place count 155 transition count 282
Applied a total of 144 rules in 16 ms. Remains 155 /227 variables (removed 72) and now considering 282/354 (removed 72) transitions.
// Phase 1: matrix 282 rows 155 cols
[2024-06-01 16:48:55] [INFO ] Computed 14 invariants in 5 ms
[2024-06-01 16:48:56] [INFO ] Implicit Places using invariants in 100 ms returned []
[2024-06-01 16:48:56] [INFO ] Invariant cache hit.
[2024-06-01 16:48:56] [INFO ] Implicit Places using invariants and state equation in 208 ms returned []
Implicit Place search using SMT with State Equation took 312 ms to find 0 implicit places.
Running 276 sub problems to find dead transitions.
[2024-06-01 16:48:56] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (OVERLAPS) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Real declared 437/437 variables, and 169 constraints, problems are : Problem set: 0 solved, 276 unsolved in 10262 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 276 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 276/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 7 (OVERLAPS) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Int declared 437/437 variables, and 445 constraints, problems are : Problem set: 0 solved, 276 unsolved in 18594 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints]
After SMT, in 29389ms problems are : Problem set: 0 solved, 276 unsolved
Search for dead transitions found 0 dead transitions in 29397ms
Starting structural reductions in LTL mode, iteration 1 : 155/227 places, 282/354 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 29726 ms. Remains : 155/227 places, 282/354 transitions.
Stuttering acceptance computed with spot in 215 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1), (NOT p1), true]
Running random walk in product with property : UtilityControlRoom-COL-Z4T3N06-LTLFireability-06
Entered a terminal (fully accepting) state of product in 29 steps with 2 reset in 0 ms.
FORMULA UtilityControlRoom-COL-Z4T3N06-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property UtilityControlRoom-COL-Z4T3N06-LTLFireability-06 finished in 29973 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||X(X(p1))||F(p2)))'
Support contains 126 out of 227 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Applied a total of 0 rules in 5 ms. Remains 227 /227 variables (removed 0) and now considering 354/354 (removed 0) transitions.
// Phase 1: matrix 354 rows 227 cols
[2024-06-01 16:49:25] [INFO ] Computed 14 invariants in 3 ms
[2024-06-01 16:49:26] [INFO ] Implicit Places using invariants in 127 ms returned []
[2024-06-01 16:49:26] [INFO ] Invariant cache hit.
[2024-06-01 16:49:26] [INFO ] Implicit Places using invariants and state equation in 285 ms returned []
Implicit Place search using SMT with State Equation took 414 ms to find 0 implicit places.
Running 348 sub problems to find dead transitions.
[2024-06-01 16:49:26] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/221 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/221 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 2 (OVERLAPS) 6/227 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/227 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 4 (OVERLAPS) 354/581 variables, 227/241 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/581 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 6 (OVERLAPS) 0/581 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 348 unsolved
No progress, stopping.
After SMT solving in domain Real declared 581/581 variables, and 241 constraints, problems are : Problem set: 0 solved, 348 unsolved in 17134 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 227/227 constraints, PredecessorRefiner: 348/348 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 348 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/221 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/221 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 2 (OVERLAPS) 6/227 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/227 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 4 (OVERLAPS) 354/581 variables, 227/241 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/581 variables, 348/589 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/581 variables, 0/589 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 7 (OVERLAPS) 0/581 variables, 0/589 constraints. Problems are: Problem set: 0 solved, 348 unsolved
No progress, stopping.
After SMT solving in domain Int declared 581/581 variables, and 589 constraints, problems are : Problem set: 0 solved, 348 unsolved in 26867 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 227/227 constraints, PredecessorRefiner: 348/348 constraints, Known Traps: 0/0 constraints]
After SMT, in 44361ms problems are : Problem set: 0 solved, 348 unsolved
Search for dead transitions found 0 dead transitions in 44369ms
Finished structural reductions in LTL mode , in 1 iterations and 44790 ms. Remains : 227/227 places, 354/354 transitions.
Stuttering acceptance computed with spot in 263 ms :[(AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1)), (NOT p2), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p0))]
Running random walk in product with property : UtilityControlRoom-COL-Z4T3N06-LTLFireability-07
Product exploration explored 100000 steps with 50000 reset in 529 ms.
Product exploration explored 100000 steps with 50000 reset in 539 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 p2) p1 (NOT p0)), (X p2), (X (NOT (AND p0 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT p0)), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 10 factoid took 17 ms. Reduced automaton from 7 states, 11 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA UtilityControlRoom-COL-Z4T3N06-LTLFireability-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property UtilityControlRoom-COL-Z4T3N06-LTLFireability-07 finished in 46163 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0&&X(p1)))))'
Support contains 35 out of 227 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Discarding 72 places :
Symmetric choice reduction at 0 with 72 rule applications. Total rules 72 place count 155 transition count 282
Iterating global reduction 0 with 72 rules applied. Total rules applied 144 place count 155 transition count 282
Applied a total of 144 rules in 6 ms. Remains 155 /227 variables (removed 72) and now considering 282/354 (removed 72) transitions.
// Phase 1: matrix 282 rows 155 cols
[2024-06-01 16:50:12] [INFO ] Computed 14 invariants in 2 ms
[2024-06-01 16:50:12] [INFO ] Implicit Places using invariants in 87 ms returned []
[2024-06-01 16:50:12] [INFO ] Invariant cache hit.
[2024-06-01 16:50:12] [INFO ] Implicit Places using invariants and state equation in 177 ms returned []
Implicit Place search using SMT with State Equation took 268 ms to find 0 implicit places.
Running 276 sub problems to find dead transitions.
[2024-06-01 16:50:12] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (OVERLAPS) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Real declared 437/437 variables, and 169 constraints, problems are : Problem set: 0 solved, 276 unsolved in 10025 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 276 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 276/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 7 (OVERLAPS) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Int declared 437/437 variables, and 445 constraints, problems are : Problem set: 0 solved, 276 unsolved in 18326 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints]
After SMT, in 28649ms problems are : Problem set: 0 solved, 276 unsolved
Search for dead transitions found 0 dead transitions in 28653ms
Starting structural reductions in LTL mode, iteration 1 : 155/227 places, 282/354 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 28928 ms. Remains : 155/227 places, 282/354 transitions.
Stuttering acceptance computed with spot in 124 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : UtilityControlRoom-COL-Z4T3N06-LTLFireability-08
Product exploration explored 100000 steps with 3378 reset in 286 ms.
Stack based approach found an accepted trace after 75387 steps with 2556 reset with depth 36 and stack size 36 in 231 ms.
FORMULA UtilityControlRoom-COL-Z4T3N06-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property UtilityControlRoom-COL-Z4T3N06-LTLFireability-08 finished in 29589 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((X(((F(p1) U !p2) U (p1&&(F(p1) U !p2))))||p0))))'
Support contains 29 out of 227 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Discarding 72 places :
Symmetric choice reduction at 0 with 72 rule applications. Total rules 72 place count 155 transition count 282
Iterating global reduction 0 with 72 rules applied. Total rules applied 144 place count 155 transition count 282
Applied a total of 144 rules in 6 ms. Remains 155 /227 variables (removed 72) and now considering 282/354 (removed 72) transitions.
[2024-06-01 16:50:41] [INFO ] Invariant cache hit.
[2024-06-01 16:50:41] [INFO ] Implicit Places using invariants in 81 ms returned []
[2024-06-01 16:50:41] [INFO ] Invariant cache hit.
[2024-06-01 16:50:41] [INFO ] Implicit Places using invariants and state equation in 182 ms returned []
Implicit Place search using SMT with State Equation took 273 ms to find 0 implicit places.
Running 276 sub problems to find dead transitions.
[2024-06-01 16:50:41] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (OVERLAPS) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Real declared 437/437 variables, and 169 constraints, problems are : Problem set: 0 solved, 276 unsolved in 10312 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 276 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 276/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 7 (OVERLAPS) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Int declared 437/437 variables, and 445 constraints, problems are : Problem set: 0 solved, 276 unsolved in 18514 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints]
After SMT, in 29156ms problems are : Problem set: 0 solved, 276 unsolved
Search for dead transitions found 0 dead transitions in 29160ms
Starting structural reductions in LTL mode, iteration 1 : 155/227 places, 282/354 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 29440 ms. Remains : 155/227 places, 282/354 transitions.
Stuttering acceptance computed with spot in 205 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (OR (NOT p1) p2), (NOT p1), p2]
Running random walk in product with property : UtilityControlRoom-COL-Z4T3N06-LTLFireability-12
Product exploration explored 100000 steps with 12278 reset in 527 ms.
Product exploration explored 100000 steps with 12246 reset in 498 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), (X (NOT p0)), (X (X (NOT (AND p1 p2))))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1)), (X (X p2)), (X (X (NOT p2))), (X (X (NOT p0))), (X (X p0))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 3 factoid took 234 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 4 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 150 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (OR (NOT p1) p2), (NOT p1), p2]
Reduction of identical properties reduced properties to check from 5 to 4
RANDOM walk for 40000 steps (8 resets) in 546 ms. (73 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1101 ms. (36 steps per ms) remains 1/1 properties
[2024-06-01 16:51:13] [INFO ] Invariant cache hit.
Problem apf1 is UNSAT
After SMT solving in domain Real declared 29/437 variables, and 0 constraints, problems are : Problem set: 1 solved, 0 unsolved in 29 ms.
Refiners :[Positive P Invariants (semi-flows): 0/14 constraints, State Equation: 0/155 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 108ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), (X (NOT p0)), (X (X (NOT (AND p1 p2)))), (G (OR (NOT p1) (NOT p2)))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1)), (X (X p2)), (X (X (NOT p2))), (X (X (NOT p0))), (X (X p0)), (F (NOT (AND (NOT p1) p2))), (F p0), (F p1), (F (NOT p2))]
Knowledge based reduction with 4 factoid took 334 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 70 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 67 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
[2024-06-01 16:51:13] [INFO ] Invariant cache hit.
[2024-06-01 16:51:14] [INFO ] [Real]Absence check using 14 positive place invariants in 12 ms returned sat
[2024-06-01 16:51:14] [INFO ] [Real]Absence check using state equation in 210 ms returned sat
[2024-06-01 16:51:14] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 16:51:15] [INFO ] [Nat]Absence check using 14 positive place invariants in 10 ms returned sat
[2024-06-01 16:51:15] [INFO ] [Nat]Absence check using state equation in 163 ms returned sat
[2024-06-01 16:51:15] [INFO ] Computed and/alt/rep : 276/462/276 causal constraints (skipped 0 transitions) in 25 ms.
[2024-06-01 16:51:16] [INFO ] Added : 276 causal constraints over 56 iterations in 1310 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
Support contains 29 out of 155 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 155/155 places, 282/282 transitions.
Performed 24 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 24 Pre rules applied. Total rules applied 0 place count 155 transition count 258
Deduced a syphon composed of 24 places in 1 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 0 with 48 rules applied. Total rules applied 48 place count 131 transition count 258
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: 24
Deduced a syphon composed of 24 places in 0 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 0 with 48 rules applied. Total rules applied 96 place count 107 transition count 234
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 120 place count 107 transition count 210
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 132 place count 101 transition count 204
Applied a total of 132 rules in 33 ms. Remains 101 /155 variables (removed 54) and now considering 204/282 (removed 78) transitions.
// Phase 1: matrix 204 rows 101 cols
[2024-06-01 16:51:16] [INFO ] Computed 14 invariants in 2 ms
[2024-06-01 16:51:16] [INFO ] Implicit Places using invariants in 58 ms returned []
[2024-06-01 16:51:16] [INFO ] Invariant cache hit.
[2024-06-01 16:51:16] [INFO ] Implicit Places using invariants and state equation in 122 ms returned []
Implicit Place search using SMT with State Equation took 182 ms to find 0 implicit places.
[2024-06-01 16:51:16] [INFO ] Redundant transitions in 9 ms returned []
Running 174 sub problems to find dead transitions.
[2024-06-01 16:51:16] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/95 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/95 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (OVERLAPS) 6/101 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (OVERLAPS) 204/305 variables, 101/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/305 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 6 (OVERLAPS) 0/305 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Real declared 305/305 variables, and 115 constraints, problems are : Problem set: 0 solved, 174 unsolved in 4747 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 101/101 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 174 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/95 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/95 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (OVERLAPS) 6/101 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (OVERLAPS) 204/305 variables, 101/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/305 variables, 174/289 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/305 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 7 (OVERLAPS) 0/305 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Int declared 305/305 variables, and 289 constraints, problems are : Problem set: 0 solved, 174 unsolved in 6412 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 101/101 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 0/0 constraints]
After SMT, in 11365ms problems are : Problem set: 0 solved, 174 unsolved
Search for dead transitions found 0 dead transitions in 11368ms
Starting structural reductions in SI_LTL mode, iteration 1 : 101/155 places, 204/282 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11599 ms. Remains : 101/155 places, 204/282 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) (NOT p1))]
False Knowledge obtained : [(X (NOT p1)), (X p1), (X (X (NOT p1))), (X (X p1))]
Knowledge based reduction with 1 factoid took 158 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 67 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Reduction of identical properties reduced properties to check from 2 to 1
RANDOM walk for 5 steps (0 resets) in 4 ms. (1 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1))]
False Knowledge obtained : [(X (NOT p1)), (X p1), (X (X (NOT p1))), (X (X p1)), (F p1), (F p0)]
Knowledge based reduction with 1 factoid took 188 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 67 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 65 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
[2024-06-01 16:51:28] [INFO ] Invariant cache hit.
[2024-06-01 16:51:29] [INFO ] [Real]Absence check using 14 positive place invariants in 10 ms returned sat
[2024-06-01 16:51:29] [INFO ] [Real]Absence check using state equation in 80 ms returned sat
[2024-06-01 16:51:29] [INFO ] Computed and/alt/rep : 174/384/174 causal constraints (skipped 0 transitions) in 15 ms.
[2024-06-01 16:51:29] [INFO ] Added : 0 causal constraints over 0 iterations in 36 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
Stuttering acceptance computed with spot in 72 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Product exploration explored 100000 steps with 10996 reset in 412 ms.
Product exploration explored 100000 steps with 10888 reset in 429 ms.
Support contains 29 out of 101 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 101/101 places, 204/204 transitions.
Applied a total of 0 rules in 5 ms. Remains 101 /101 variables (removed 0) and now considering 204/204 (removed 0) transitions.
[2024-06-01 16:51:30] [INFO ] Invariant cache hit.
[2024-06-01 16:51:30] [INFO ] Implicit Places using invariants in 72 ms returned []
[2024-06-01 16:51:30] [INFO ] Invariant cache hit.
[2024-06-01 16:51:30] [INFO ] Implicit Places using invariants and state equation in 141 ms returned []
Implicit Place search using SMT with State Equation took 216 ms to find 0 implicit places.
[2024-06-01 16:51:30] [INFO ] Redundant transitions in 18 ms returned []
Running 174 sub problems to find dead transitions.
[2024-06-01 16:51:30] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/95 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/95 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (OVERLAPS) 6/101 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (OVERLAPS) 204/305 variables, 101/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/305 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 6 (OVERLAPS) 0/305 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Real declared 305/305 variables, and 115 constraints, problems are : Problem set: 0 solved, 174 unsolved in 4528 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 101/101 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 174 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/95 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/95 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (OVERLAPS) 6/101 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (OVERLAPS) 204/305 variables, 101/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/305 variables, 174/289 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/305 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 7 (OVERLAPS) 0/305 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Int declared 305/305 variables, and 289 constraints, problems are : Problem set: 0 solved, 174 unsolved in 6499 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 101/101 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 0/0 constraints]
After SMT, in 11249ms problems are : Problem set: 0 solved, 174 unsolved
Search for dead transitions found 0 dead transitions in 11251ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 11504 ms. Remains : 101/101 places, 204/204 transitions.
Treatment of property UtilityControlRoom-COL-Z4T3N06-LTLFireability-12 finished in 60146 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(G(!p0))||(p0&&X(X(F((X(p2)||p1))))))))'
Support contains 42 out of 227 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Discarding 72 places :
Symmetric choice reduction at 0 with 72 rule applications. Total rules 72 place count 155 transition count 282
Iterating global reduction 0 with 72 rules applied. Total rules applied 144 place count 155 transition count 282
Applied a total of 144 rules in 4 ms. Remains 155 /227 variables (removed 72) and now considering 282/354 (removed 72) transitions.
// Phase 1: matrix 282 rows 155 cols
[2024-06-01 16:51:41] [INFO ] Computed 14 invariants in 2 ms
[2024-06-01 16:51:41] [INFO ] Implicit Places using invariants in 104 ms returned []
[2024-06-01 16:51:41] [INFO ] Invariant cache hit.
[2024-06-01 16:51:42] [INFO ] Implicit Places using invariants and state equation in 202 ms returned []
Implicit Place search using SMT with State Equation took 309 ms to find 0 implicit places.
Running 276 sub problems to find dead transitions.
[2024-06-01 16:51:42] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (OVERLAPS) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Real declared 437/437 variables, and 169 constraints, problems are : Problem set: 0 solved, 276 unsolved in 9900 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 276 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 276/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 7 (OVERLAPS) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Int declared 437/437 variables, and 445 constraints, problems are : Problem set: 0 solved, 276 unsolved in 18713 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints]
After SMT, in 28913ms problems are : Problem set: 0 solved, 276 unsolved
Search for dead transitions found 0 dead transitions in 28916ms
Starting structural reductions in LTL mode, iteration 1 : 155/227 places, 282/354 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 29231 ms. Remains : 155/227 places, 282/354 transitions.
Stuttering acceptance computed with spot in 236 ms :[(AND p0 (NOT p1) (NOT p2)), (AND (NOT p1) p0 (NOT p2)), p0, (AND (NOT p1) p0 (NOT p2)), (AND p0 (NOT p1) (NOT p2)), (AND p0 (NOT p1) (NOT p2))]
Running random walk in product with property : UtilityControlRoom-COL-Z4T3N06-LTLFireability-13
Product exploration explored 100000 steps with 25000 reset in 175 ms.
Product exploration explored 100000 steps with 25000 reset in 188 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1 (NOT p2)), (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 118 ms. Reduced automaton from 6 states, 9 edges and 3 AP (stutter sensitive) to 5 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 183 ms :[(AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2))]
RANDOM walk for 256 steps (0 resets) in 7 ms. (32 steps per ms) remains 0/5 properties
Knowledge obtained : [(AND (NOT p0) p1 (NOT p2)), (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F (NOT (OR p1 p0 p2))), (F p0), (F (NOT p1)), (F (NOT (OR p1 (NOT p0) p2))), (F p2)]
Knowledge based reduction with 2 factoid took 231 ms. Reduced automaton from 5 states, 6 edges and 3 AP (stutter sensitive) to 5 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 184 ms :[(AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2))]
Stuttering acceptance computed with spot in 187 ms :[(AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2))]
Support contains 42 out of 155 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 155/155 places, 282/282 transitions.
Applied a total of 0 rules in 5 ms. Remains 155 /155 variables (removed 0) and now considering 282/282 (removed 0) transitions.
[2024-06-01 16:52:12] [INFO ] Invariant cache hit.
[2024-06-01 16:52:12] [INFO ] Implicit Places using invariants in 106 ms returned []
[2024-06-01 16:52:12] [INFO ] Invariant cache hit.
[2024-06-01 16:52:12] [INFO ] Implicit Places using invariants and state equation in 206 ms returned []
Implicit Place search using SMT with State Equation took 315 ms to find 0 implicit places.
Running 276 sub problems to find dead transitions.
[2024-06-01 16:52:12] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (OVERLAPS) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Real declared 437/437 variables, and 169 constraints, problems are : Problem set: 0 solved, 276 unsolved in 10268 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 276 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 276/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 7 (OVERLAPS) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Int declared 437/437 variables, and 445 constraints, problems are : Problem set: 0 solved, 276 unsolved in 18586 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints]
After SMT, in 29147ms problems are : Problem set: 0 solved, 276 unsolved
Search for dead transitions found 0 dead transitions in 29150ms
Finished structural reductions in LTL mode , in 1 iterations and 29471 ms. Remains : 155/155 places, 282/282 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 (NOT p0) (NOT p2))]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 78 ms. Reduced automaton from 5 states, 6 edges and 3 AP (stutter sensitive) to 5 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 192 ms :[(AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2))]
RANDOM walk for 254 steps (0 resets) in 8 ms. (28 steps per ms) remains 0/5 properties
Knowledge obtained : [(AND p1 (NOT p0) (NOT p2))]
False Knowledge obtained : [(F p0), (F (NOT (OR p0 p1 p2))), (F (NOT p1)), (F (NOT (OR (NOT p0) p1 p2))), (F p2)]
Knowledge based reduction with 1 factoid took 189 ms. Reduced automaton from 5 states, 6 edges and 3 AP (stutter sensitive) to 5 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 182 ms :[(AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2))]
Stuttering acceptance computed with spot in 180 ms :[(AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2))]
Stuttering acceptance computed with spot in 183 ms :[(AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2))]
Product exploration explored 100000 steps with 25000 reset in 162 ms.
Product exploration explored 100000 steps with 25000 reset in 186 ms.
Applying partial POR strategy [false, false, false, true, false]
Stuttering acceptance computed with spot in 184 ms :[(AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2))]
Support contains 42 out of 155 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 155/155 places, 282/282 transitions.
Performed 48 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 48 places in 0 ms
Iterating global reduction 0 with 48 rules applied. Total rules applied 48 place count 155 transition count 282
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 72 place count 155 transition count 258
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 75 place count 152 transition count 186
Deduced a syphon composed of 48 places in 1 ms
Iterating global reduction 1 with 3 rules applied. Total rules applied 78 place count 152 transition count 186
Discarding 18 places :
Symmetric choice reduction at 1 with 18 rule applications. Total rules 96 place count 134 transition count 168
Deduced a syphon composed of 30 places in 0 ms
Iterating global reduction 1 with 18 rules applied. Total rules applied 114 place count 134 transition count 168
Deduced a syphon composed of 30 places in 0 ms
Applied a total of 114 rules in 44 ms. Remains 134 /155 variables (removed 21) and now considering 168/282 (removed 114) transitions.
[2024-06-01 16:52:43] [INFO ] Redundant transitions in 12 ms returned []
Running 162 sub problems to find dead transitions.
// Phase 1: matrix 168 rows 134 cols
[2024-06-01 16:52:43] [INFO ] Computed 14 invariants in 2 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/128 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 162 unsolved
[2024-06-01 16:52:44] [INFO ] Deduced a trap composed of 55 places in 74 ms of which 14 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/128 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 162 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/128 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 162 unsolved
At refinement iteration 3 (OVERLAPS) 6/134 variables, 12/15 constraints. Problems are: Problem set: 0 solved, 162 unsolved
[2024-06-01 16:52:46] [INFO ] Deduced a trap composed of 15 places in 39 ms of which 2 ms to minimize.
Problem TDEAD7 is UNSAT
[2024-06-01 16:52:46] [INFO ] Deduced a trap composed of 15 places in 39 ms of which 1 ms to minimize.
Problem TDEAD8 is UNSAT
[2024-06-01 16:52:46] [INFO ] Deduced a trap composed of 15 places in 37 ms of which 1 ms to minimize.
Problem TDEAD9 is UNSAT
[2024-06-01 16:52:46] [INFO ] Deduced a trap composed of 15 places in 36 ms of which 1 ms to minimize.
Problem TDEAD10 is UNSAT
[2024-06-01 16:52:46] [INFO ] Deduced a trap composed of 15 places in 36 ms of which 1 ms to minimize.
Problem TDEAD11 is UNSAT
Problem TDEAD13 is UNSAT
Problem TDEAD14 is UNSAT
Problem TDEAD15 is UNSAT
Problem TDEAD16 is UNSAT
Problem TDEAD17 is UNSAT
Problem TDEAD19 is UNSAT
Problem TDEAD20 is UNSAT
Problem TDEAD21 is UNSAT
Problem TDEAD22 is UNSAT
Problem TDEAD23 is UNSAT
Problem TDEAD25 is UNSAT
Problem TDEAD26 is UNSAT
Problem TDEAD27 is UNSAT
Problem TDEAD28 is UNSAT
Problem TDEAD29 is UNSAT
Problem TDEAD55 is UNSAT
Problem TDEAD56 is UNSAT
Problem TDEAD57 is UNSAT
Problem TDEAD58 is UNSAT
Problem TDEAD59 is UNSAT
At refinement iteration 4 (INCLUDED_ONLY) 0/134 variables, 5/20 constraints. Problems are: Problem set: 25 solved, 137 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/134 variables, 0/20 constraints. Problems are: Problem set: 25 solved, 137 unsolved
Problem TDEAD6 is UNSAT
Problem TDEAD12 is UNSAT
Problem TDEAD18 is UNSAT
Problem TDEAD24 is UNSAT
Problem TDEAD54 is UNSAT
At refinement iteration 6 (OVERLAPS) 168/302 variables, 134/154 constraints. Problems are: Problem set: 30 solved, 132 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/302 variables, 0/154 constraints. Problems are: Problem set: 30 solved, 132 unsolved
At refinement iteration 8 (OVERLAPS) 0/302 variables, 0/154 constraints. Problems are: Problem set: 30 solved, 132 unsolved
No progress, stopping.
After SMT solving in domain Real declared 302/302 variables, and 154 constraints, problems are : Problem set: 30 solved, 132 unsolved in 5897 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 134/134 constraints, PredecessorRefiner: 162/162 constraints, Known Traps: 6/6 constraints]
Escalating to Integer solving :Problem set: 30 solved, 132 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/98 variables, 1/1 constraints. Problems are: Problem set: 30 solved, 132 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/98 variables, 0/1 constraints. Problems are: Problem set: 30 solved, 132 unsolved
At refinement iteration 2 (OVERLAPS) 36/134 variables, 14/15 constraints. Problems are: Problem set: 30 solved, 132 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/134 variables, 5/20 constraints. Problems are: Problem set: 30 solved, 132 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/134 variables, 0/20 constraints. Problems are: Problem set: 30 solved, 132 unsolved
At refinement iteration 5 (OVERLAPS) 168/302 variables, 134/154 constraints. Problems are: Problem set: 30 solved, 132 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/302 variables, 132/286 constraints. Problems are: Problem set: 30 solved, 132 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/302 variables, 0/286 constraints. Problems are: Problem set: 30 solved, 132 unsolved
At refinement iteration 8 (OVERLAPS) 0/302 variables, 0/286 constraints. Problems are: Problem set: 30 solved, 132 unsolved
No progress, stopping.
After SMT solving in domain Int declared 302/302 variables, and 286 constraints, problems are : Problem set: 30 solved, 132 unsolved in 4363 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 134/134 constraints, PredecessorRefiner: 132/162 constraints, Known Traps: 6/6 constraints]
After SMT, in 10317ms problems are : Problem set: 30 solved, 132 unsolved
Search for dead transitions found 30 dead transitions in 10320ms
Found 30 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 30 transitions
Dead transitions reduction (with SMT) removed 30 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 134/155 places, 138/282 transitions.
Graph (complete) has 222 edges and 134 vertex of which 104 are kept as prefixes of interest. Removing 30 places using SCC suffix rule.2 ms
Discarding 30 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 8 ms. Remains 104 /134 variables (removed 30) and now considering 138/138 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 104/155 places, 138/282 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 10396 ms. Remains : 104/155 places, 138/282 transitions.
Support contains 42 out of 155 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 155/155 places, 282/282 transitions.
Applied a total of 0 rules in 2 ms. Remains 155 /155 variables (removed 0) and now considering 282/282 (removed 0) transitions.
// Phase 1: matrix 282 rows 155 cols
[2024-06-01 16:52:54] [INFO ] Computed 14 invariants in 2 ms
[2024-06-01 16:52:54] [INFO ] Implicit Places using invariants in 116 ms returned []
[2024-06-01 16:52:54] [INFO ] Invariant cache hit.
[2024-06-01 16:52:54] [INFO ] Implicit Places using invariants and state equation in 231 ms returned []
Implicit Place search using SMT with State Equation took 349 ms to find 0 implicit places.
Running 276 sub problems to find dead transitions.
[2024-06-01 16:52:54] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (OVERLAPS) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Real declared 437/437 variables, and 169 constraints, problems are : Problem set: 0 solved, 276 unsolved in 10352 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 276 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 276/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 7 (OVERLAPS) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Int declared 437/437 variables, and 445 constraints, problems are : Problem set: 0 solved, 276 unsolved in 18882 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints]
After SMT, in 29530ms problems are : Problem set: 0 solved, 276 unsolved
Search for dead transitions found 0 dead transitions in 29533ms
Finished structural reductions in LTL mode , in 1 iterations and 29885 ms. Remains : 155/155 places, 282/282 transitions.
Treatment of property UtilityControlRoom-COL-Z4T3N06-LTLFireability-13 finished in 102434 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||(G(!p1) U ((F(!p1) U p2)&&X(p2)))))'
Support contains 41 out of 227 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Discarding 72 places :
Symmetric choice reduction at 0 with 72 rule applications. Total rules 72 place count 155 transition count 282
Iterating global reduction 0 with 72 rules applied. Total rules applied 144 place count 155 transition count 282
Applied a total of 144 rules in 5 ms. Remains 155 /227 variables (removed 72) and now considering 282/354 (removed 72) transitions.
[2024-06-01 16:53:24] [INFO ] Invariant cache hit.
[2024-06-01 16:53:24] [INFO ] Implicit Places using invariants in 94 ms returned []
[2024-06-01 16:53:24] [INFO ] Invariant cache hit.
[2024-06-01 16:53:24] [INFO ] Implicit Places using invariants and state equation in 169 ms returned []
Implicit Place search using SMT with State Equation took 274 ms to find 0 implicit places.
Running 276 sub problems to find dead transitions.
[2024-06-01 16:53:24] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (OVERLAPS) 0/437 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Real declared 437/437 variables, and 169 constraints, problems are : Problem set: 0 solved, 276 unsolved in 9767 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 276 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (OVERLAPS) 6/155 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 282/437 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/437 variables, 276/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 7 (OVERLAPS) 0/437 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Int declared 437/437 variables, and 445 constraints, problems are : Problem set: 0 solved, 276 unsolved in 18623 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 155/155 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints]
After SMT, in 28696ms problems are : Problem set: 0 solved, 276 unsolved
Search for dead transitions found 0 dead transitions in 28700ms
Starting structural reductions in LTL mode, iteration 1 : 155/227 places, 282/354 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 28981 ms. Remains : 155/227 places, 282/354 transitions.
Stuttering acceptance computed with spot in 407 ms :[(AND (NOT p0) (NOT p2)), p1, (NOT p2), (NOT p2), (NOT p2), (AND (NOT p0) (NOT p2)), (AND p1 (NOT p0)), (AND (NOT p0) (NOT p2)), true, p1, (NOT p0), (AND p1 (NOT p0))]
Running random walk in product with property : UtilityControlRoom-COL-Z4T3N06-LTLFireability-14
Product exploration explored 100000 steps with 50000 reset in 1000 ms.
Product exploration explored 100000 steps with 50000 reset in 1000 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT (AND p0 (NOT p2)))), (X (NOT (AND p0 (NOT p2) p1))), (X (NOT (AND (NOT p0) (NOT p2)))), (X p2), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X (NOT p0)), (X (NOT p1)), (X (NOT (AND (NOT p2) p1))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p2) p1))))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p0)), (X (X (NOT p0)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 21 factoid took 19 ms. Reduced automaton from 12 states, 33 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA UtilityControlRoom-COL-Z4T3N06-LTLFireability-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property UtilityControlRoom-COL-Z4T3N06-LTLFireability-14 finished in 31448 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((G(p1)||p0))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((X(((F(p1) U !p2) U (p1&&(F(p1) U !p2))))||p0))))'
Found a Lengthening insensitive property : UtilityControlRoom-COL-Z4T3N06-LTLFireability-12
Stuttering acceptance computed with spot in 185 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (OR (NOT p1) p2), (NOT p1), p2]
Support contains 29 out of 227 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 227/227 places, 354/354 transitions.
Performed 96 Post agglomeration using F-continuation condition.Transition count delta: 96
Iterating post reduction 0 with 96 rules applied. Total rules applied 96 place count 227 transition count 258
Reduce places removed 96 places and 0 transitions.
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 1 with 120 rules applied. Total rules applied 216 place count 131 transition count 234
Performed 24 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 24 Pre rules applied. Total rules applied 216 place count 131 transition count 210
Deduced a syphon composed of 24 places in 0 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 2 with 48 rules applied. Total rules applied 264 place count 107 transition count 210
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 276 place count 101 transition count 204
Applied a total of 276 rules in 16 ms. Remains 101 /227 variables (removed 126) and now considering 204/354 (removed 150) transitions.
// Phase 1: matrix 204 rows 101 cols
[2024-06-01 16:53:56] [INFO ] Computed 14 invariants in 1 ms
[2024-06-01 16:53:56] [INFO ] Implicit Places using invariants in 70 ms returned []
[2024-06-01 16:53:56] [INFO ] Invariant cache hit.
[2024-06-01 16:53:56] [INFO ] Implicit Places using invariants and state equation in 135 ms returned []
Implicit Place search using SMT with State Equation took 212 ms to find 0 implicit places.
Running 174 sub problems to find dead transitions.
[2024-06-01 16:53:56] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/95 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/95 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (OVERLAPS) 6/101 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (OVERLAPS) 204/305 variables, 101/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/305 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 6 (OVERLAPS) 0/305 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Real declared 305/305 variables, and 115 constraints, problems are : Problem set: 0 solved, 174 unsolved in 4868 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 101/101 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 174 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/95 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/95 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (OVERLAPS) 6/101 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (OVERLAPS) 204/305 variables, 101/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/305 variables, 174/289 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/305 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 7 (OVERLAPS) 0/305 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Int declared 305/305 variables, and 289 constraints, problems are : Problem set: 0 solved, 174 unsolved in 7429 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 101/101 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 0/0 constraints]
After SMT, in 12508ms problems are : Problem set: 0 solved, 174 unsolved
Search for dead transitions found 0 dead transitions in 12510ms
Starting structural reductions in LI_LTL mode, iteration 1 : 101/227 places, 204/354 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 12739 ms. Remains : 101/227 places, 204/354 transitions.
Running random walk in product with property : UtilityControlRoom-COL-Z4T3N06-LTLFireability-12
Product exploration explored 100000 steps with 6309 reset in 482 ms.
Product exploration explored 100000 steps with 6262 reset in 493 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), (X (X (NOT (AND p1 p2))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p1))), (X (X p1)), (X (X p2)), (X (X (NOT p2))), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 278 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 5 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 194 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (OR (NOT p1) p2), (NOT p1), p2]
Reduction of identical properties reduced properties to check from 5 to 4
RANDOM walk for 40000 steps (8 resets) in 291 ms. (136 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 677 ms. (59 steps per ms) remains 1/1 properties
[2024-06-01 16:54:10] [INFO ] Invariant cache hit.
Problem apf1 is UNSAT
After SMT solving in domain Real declared 29/305 variables, and 0 constraints, problems are : Problem set: 1 solved, 0 unsolved in 22 ms.
Refiners :[Positive P Invariants (semi-flows): 0/14 constraints, State Equation: 0/101 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 76ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), (X (X (NOT (AND p1 p2)))), (G (OR (NOT p1) (NOT p2)))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p1))), (X (X p1)), (X (X p2)), (X (X (NOT p2))), (X (X (NOT p0))), (X (X p0)), (F (NOT (AND (NOT p1) p2))), (F p0), (F p1), (F (NOT p2))]
Knowledge based reduction with 3 factoid took 360 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 100 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 99 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1)]
[2024-06-01 16:54:11] [INFO ] Invariant cache hit.
[2024-06-01 16:54:11] [INFO ] [Real]Absence check using 14 positive place invariants in 11 ms returned sat
[2024-06-01 16:54:11] [INFO ] [Real]Absence check using state equation in 79 ms returned sat
[2024-06-01 16:54:11] [INFO ] Computed and/alt/rep : 174/384/174 causal constraints (skipped 0 transitions) in 17 ms.
[2024-06-01 16:54:11] [INFO ] Added : 0 causal constraints over 0 iterations in 37 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
Support contains 29 out of 101 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 101/101 places, 204/204 transitions.
Applied a total of 0 rules in 1 ms. Remains 101 /101 variables (removed 0) and now considering 204/204 (removed 0) transitions.
[2024-06-01 16:54:11] [INFO ] Invariant cache hit.
[2024-06-01 16:54:11] [INFO ] Implicit Places using invariants in 64 ms returned []
[2024-06-01 16:54:11] [INFO ] Invariant cache hit.
[2024-06-01 16:54:12] [INFO ] Implicit Places using invariants and state equation in 137 ms returned []
Implicit Place search using SMT with State Equation took 205 ms to find 0 implicit places.
Running 174 sub problems to find dead transitions.
[2024-06-01 16:54:12] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/95 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/95 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (OVERLAPS) 6/101 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (OVERLAPS) 204/305 variables, 101/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/305 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 6 (OVERLAPS) 0/305 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Real declared 305/305 variables, and 115 constraints, problems are : Problem set: 0 solved, 174 unsolved in 4875 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 101/101 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 174 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/95 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/95 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (OVERLAPS) 6/101 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (OVERLAPS) 204/305 variables, 101/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/305 variables, 174/289 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/305 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 7 (OVERLAPS) 0/305 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Int declared 305/305 variables, and 289 constraints, problems are : Problem set: 0 solved, 174 unsolved in 7358 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 101/101 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 0/0 constraints]
After SMT, in 12419ms problems are : Problem set: 0 solved, 174 unsolved
Search for dead transitions found 0 dead transitions in 12421ms
Finished structural reductions in LTL mode , in 1 iterations and 12628 ms. Remains : 101/101 places, 204/204 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) (NOT p1))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p1))), (X (X p1)), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 factoid took 197 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 101 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1)]
Reduction of identical properties reduced properties to check from 2 to 1
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p1))), (X (X p1)), (X (X (NOT p0))), (X (X p0)), (F p1), (F p0)]
Knowledge based reduction with 1 factoid took 236 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 101 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 101 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1)]
[2024-06-01 16:54:25] [INFO ] Invariant cache hit.
[2024-06-01 16:54:25] [INFO ] [Real]Absence check using 14 positive place invariants in 13 ms returned sat
[2024-06-01 16:54:25] [INFO ] [Real]Absence check using state equation in 82 ms returned sat
[2024-06-01 16:54:25] [INFO ] Computed and/alt/rep : 174/384/174 causal constraints (skipped 0 transitions) in 16 ms.
[2024-06-01 16:54:25] [INFO ] Added : 0 causal constraints over 0 iterations in 35 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
Stuttering acceptance computed with spot in 103 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1)]
Product exploration explored 100000 steps with 6348 reset in 404 ms.
Product exploration explored 100000 steps with 6266 reset in 421 ms.
Applying partial POR strategy [false, true, true]
Stuttering acceptance computed with spot in 101 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1)]
Support contains 29 out of 101 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 101/101 places, 204/204 transitions.
Applied a total of 0 rules in 4 ms. Remains 101 /101 variables (removed 0) and now considering 204/204 (removed 0) transitions.
[2024-06-01 16:54:26] [INFO ] Redundant transitions in 2 ms returned []
Running 174 sub problems to find dead transitions.
[2024-06-01 16:54:26] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/95 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/95 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (OVERLAPS) 6/101 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (OVERLAPS) 204/305 variables, 101/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/305 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 6 (OVERLAPS) 0/305 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Real declared 305/305 variables, and 115 constraints, problems are : Problem set: 0 solved, 174 unsolved in 4753 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 101/101 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 174 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/95 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/95 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (OVERLAPS) 6/101 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (OVERLAPS) 204/305 variables, 101/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/305 variables, 174/289 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/305 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 7 (OVERLAPS) 0/305 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Int declared 305/305 variables, and 289 constraints, problems are : Problem set: 0 solved, 174 unsolved in 7498 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 101/101 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 0/0 constraints]
After SMT, in 12443ms problems are : Problem set: 0 solved, 174 unsolved
Search for dead transitions found 0 dead transitions in 12446ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 12459 ms. Remains : 101/101 places, 204/204 transitions.
Support contains 29 out of 101 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 101/101 places, 204/204 transitions.
Applied a total of 0 rules in 1 ms. Remains 101 /101 variables (removed 0) and now considering 204/204 (removed 0) transitions.
[2024-06-01 16:54:39] [INFO ] Invariant cache hit.
[2024-06-01 16:54:39] [INFO ] Implicit Places using invariants in 54 ms returned []
[2024-06-01 16:54:39] [INFO ] Invariant cache hit.
[2024-06-01 16:54:39] [INFO ] Implicit Places using invariants and state equation in 138 ms returned []
Implicit Place search using SMT with State Equation took 199 ms to find 0 implicit places.
Running 174 sub problems to find dead transitions.
[2024-06-01 16:54:39] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/95 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/95 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (OVERLAPS) 6/101 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (OVERLAPS) 204/305 variables, 101/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/305 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 6 (OVERLAPS) 0/305 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Real declared 305/305 variables, and 115 constraints, problems are : Problem set: 0 solved, 174 unsolved in 4841 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 101/101 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 174 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/95 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/95 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (OVERLAPS) 6/101 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (OVERLAPS) 204/305 variables, 101/115 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/305 variables, 174/289 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/305 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 7 (OVERLAPS) 0/305 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Int declared 305/305 variables, and 289 constraints, problems are : Problem set: 0 solved, 174 unsolved in 7490 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 101/101 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 0/0 constraints]
After SMT, in 12524ms problems are : Problem set: 0 solved, 174 unsolved
Search for dead transitions found 0 dead transitions in 12527ms
Finished structural reductions in LTL mode , in 1 iterations and 12728 ms. Remains : 101/101 places, 204/204 transitions.
Treatment of property UtilityControlRoom-COL-Z4T3N06-LTLFireability-12 finished in 56354 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(G(!p0))||(p0&&X(X(F((X(p2)||p1))))))))'
[2024-06-01 16:54:52] [INFO ] Flatten gal took : 37 ms
[2024-06-01 16:54:52] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/LTLFireability.sr.xml took 13 ms.
[2024-06-01 16:54:52] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 227 places, 354 transitions and 1032 arcs took 8 ms.
Total runtime 366302 ms.
There are residual formulas that ITS could not solve within timeout
Could not compute solution for formula : UtilityControlRoom-COL-Z4T3N06-LTLFireability-03
Could not compute solution for formula : UtilityControlRoom-COL-Z4T3N06-LTLFireability-12
Could not compute solution for formula : UtilityControlRoom-COL-Z4T3N06-LTLFireability-13

BK_STOP 1717260984312

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2024
ltl formula name UtilityControlRoom-COL-Z4T3N06-LTLFireability-03
ltl formula formula --ltl=/tmp/1774/ltl_0_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 227 places, 354 transitions and 1032 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.040 real 0.000 user 0.020 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1774/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1774/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1774/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1774/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 3 states
pnml2lts-mc( 0/ 4): There are 228 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 228, there are 370 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^25 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 1/ 4): ~259 levels ~10000 states ~26252 transitions
pnml2lts-mc( 1/ 4): ~553 levels ~20000 states ~53408 transitions
pnml2lts-mc( 1/ 4): ~761 levels ~40000 states ~105820 transitions
pnml2lts-mc( 1/ 4): ~1563 levels ~80000 states ~220004 transitions
pnml2lts-mc( 1/ 4): ~3293 levels ~160000 states ~439072 transitions
pnml2lts-mc( 1/ 4): ~8342 levels ~320000 states ~959556 transitions
pnml2lts-mc( 1/ 4): ~22819 levels ~640000 states ~2142480 transitions
pnml2lts-mc( 1/ 4): ~60723 levels ~1280000 states ~4688624 transitions
pnml2lts-mc( 1/ 4): ~141196 levels ~2560000 states ~10040564 transitions
pnml2lts-mc( 2/ 4): ~277922 levels ~5120000 states ~21183764 transitions
pnml2lts-mc( 2/ 4): ~607223 levels ~10240000 states ~44481124 transitions
pnml2lts-mc( 1/ 4): Error: tree leafs table full! Change -s/--ratio.
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 8509478
pnml2lts-mc( 0/ 4): unique states count: 11822293
pnml2lts-mc( 0/ 4): unique transitions count: 53167768
pnml2lts-mc( 0/ 4): - self-loop count: 0
pnml2lts-mc( 0/ 4): - claim dead count: 21166683
pnml2lts-mc( 0/ 4): - claim found count: 5973157
pnml2lts-mc( 0/ 4): - claim success count: 11822301
pnml2lts-mc( 0/ 4): - cum. max stack depth: 3263215
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 11822301 states 53167827 transitions, fanout: 4.497
pnml2lts-mc( 0/ 4): Total exploration time 90.820 sec (90.750 sec minimum, 90.775 sec on average)
pnml2lts-mc( 0/ 4): States per second: 130173, Transitions per second: 585420
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 239.0MB, 10.9 B/state, compr.: 1.2%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 68.0%/99.0%
pnml2lts-mc( 0/ 4): Stored 357 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 239.0MB (~256.0MB paged-in)
ltl formula name UtilityControlRoom-COL-Z4T3N06-LTLFireability-12
ltl formula formula --ltl=/tmp/1774/ltl_1_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 227 places, 354 transitions and 1032 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.040 real 0.030 user 0.000 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1774/ltl_1_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1774/ltl_1_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1774/ltl_1_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1774/ltl_1_
pnml2lts-mc( 0/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
malloc_consolidate(): invalid chunk size
pnml2lts-mc( 2/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
pnml2lts-mc( 1/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
pnml2lts-mc( 3/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
malloc_consolidate(): invalid chunk size
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
malloc_consolidate(): invalid chunk size
malloc_consolidate(): invalid chunk size
ltl formula name UtilityControlRoom-COL-Z4T3N06-LTLFireability-13
ltl formula formula --ltl=/tmp/1774/ltl_2_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 227 places, 354 transitions and 1032 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.060 real 0.010 user 0.010 sys
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1774/ltl_2_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1774/ltl_2_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1774/ltl_2_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1774/ltl_2_
pnml2lts-mc( 3/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
malloc_consolidate(): invalid chunk size

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-Z4T3N06"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="ltsminxred"
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 2-5568"
echo " Executing tool ltsminxred"
echo " Input is UtilityControlRoom-COL-Z4T3N06, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r544-smll-171701110700084"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/UtilityControlRoom-COL-Z4T3N06.tgz
mv UtilityControlRoom-COL-Z4T3N06 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;